diff --git a/.patches/exercise-basic/exercise-basic.patch b/.patches/exercise-basic/exercise-basic.patch
index 26e8cd0d9475b07903d2df320ac3adcc418a9ead..1e00fd3b7ff4bbcbd70ad4e68046374e5c2a0098 100644
--- a/.patches/exercise-basic/exercise-basic.patch
+++ b/.patches/exercise-basic/exercise-basic.patch
@@ -1,5 +1,5 @@
 diff -ruN exercises/exercise-basic/2pmain.cc exercises/solution/exercise-basic/2pmain.cc
---- exercises/exercise-basic/2pmain.cc	2025-02-26 11:57:52.812342780 +0100
+--- exercises/exercise-basic/2pmain.cc	2025-03-07 11:30:34.870192062 +0100
 +++ exercises/solution/exercise-basic/2pmain.cc	1970-01-01 01:00:00.000000000 +0100
 @@ -1,153 +0,0 @@
 -// -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
@@ -32,7 +32,7 @@ diff -ruN exercises/exercise-basic/2pmain.cc exercises/solution/exercise-basic/2
 -#include <dumux/io/grid/gridmanager_yasp.hh>
 -
 -/*!
--  * TODO:dumux-course-task 3:
+-  * TODO: dumux-course-task 3:
 -    * In 2pnimain.cc include the correct properties headerfile 
 - */
 -// The properties file, where the compile time options are defined
@@ -46,7 +46,7 @@ diff -ruN exercises/exercise-basic/2pmain.cc exercises/solution/exercise-basic/2
 -    using namespace Dumux;
 -    
 -    /*!
--      * TODO:dumux-course-task 3:
+-      * TODO: dumux-course-task 3:
 -        * In 2pnimain.cc change the type tag for the new injection problem
 -     */
 -    // define the type tag for this problem
@@ -157,7 +157,7 @@ diff -ruN exercises/exercise-basic/2pmain.cc exercises/solution/exercise-basic/2
 -} // end main
 diff -ruN exercises/exercise-basic/2pnimain.cc exercises/solution/exercise-basic/2pnimain.cc
 --- exercises/exercise-basic/2pnimain.cc	1970-01-01 01:00:00.000000000 +0100
-+++ exercises/solution/exercise-basic/2pnimain.cc	2025-02-26 11:38:46.841816361 +0100
++++ exercises/solution/exercise-basic/2pnimain.cc	2025-03-07 10:42:02.617882948 +0100
 @@ -0,0 +1,138 @@
 +// -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
 +// vi: set et ts=4 sw=4 sts=4:
@@ -298,8 +298,8 @@ diff -ruN exercises/exercise-basic/2pnimain.cc exercises/solution/exercise-basic
 +    return 0;
 +} // end main
 diff -ruN exercises/exercise-basic/CMakeLists.txt exercises/solution/exercise-basic/CMakeLists.txt
---- exercises/exercise-basic/CMakeLists.txt	2025-02-26 12:06:05.764771983 +0100
-+++ exercises/solution/exercise-basic/CMakeLists.txt	2025-02-26 11:38:46.841816361 +0100
+--- exercises/exercise-basic/CMakeLists.txt	2025-03-07 11:30:34.870192062 +0100
++++ exercises/solution/exercise-basic/CMakeLists.txt	2025-03-07 10:42:02.617882948 +0100
 @@ -1,12 +1,9 @@
  # SPDX-FileCopyrightText: Copyright © DuMux-Course contributors, see AUTHORS.md in root folder
  # SPDX-License-Identifier: GPL-3.0-or-later
@@ -308,7 +308,7 @@ diff -ruN exercises/exercise-basic/CMakeLists.txt exercises/solution/exercise-ba
 -dumux_add_test(NAME exercise_basic_2p
 -               SOURCES 2pmain.cc)
 -
--# TODO: add the two-phase non-isothermal simulation program
+-# TODO: dumux-course-task 3: add the two-phase non-isothermal simulation program
 -
 +# the two-phase non-isothermal simulation program
 +dumux_add_test(NAME exercise_basic_2pni_solution
@@ -317,8 +317,8 @@ diff -ruN exercises/exercise-basic/CMakeLists.txt exercises/solution/exercise-ba
  # add a symlink for each input file
  add_input_file_links()
 diff -ruN exercises/exercise-basic/injection2pniproblem.hh exercises/solution/exercise-basic/injection2pniproblem.hh
---- exercises/exercise-basic/injection2pniproblem.hh	2025-02-26 11:38:46.801818192 +0100
-+++ exercises/solution/exercise-basic/injection2pniproblem.hh	2025-02-26 11:38:46.841816361 +0100
+--- exercises/exercise-basic/injection2pniproblem.hh	2025-03-07 11:30:34.871192055 +0100
++++ exercises/solution/exercise-basic/injection2pniproblem.hh	2025-03-07 10:42:02.617882948 +0100
 @@ -7,7 +7,7 @@
  /*!
   * \file
@@ -342,7 +342,7 @@ diff -ruN exercises/exercise-basic/injection2pniproblem.hh exercises/solution/ex
              bcTypes.setAllNeumann();
  
 -         /*!
--          * TODO:dumux-course-task 4:
+-          * TODO: dumux-course-task 4:
 -          * Set Dirichlet conditions for the energy equation on the left boundary
 -          * and Neumann everywhere else.
 -          * Think about: is there anything necessary to do here?
@@ -357,7 +357,7 @@ diff -ruN exercises/exercise-basic/injection2pniproblem.hh exercises/solution/ex
          return initialAtPos(globalPos);
 -
 -         /*!
--          * TODO:dumux-course-task 4:
+-          * TODO: dumux-course-task 4:
 -          * Set Dirichlet conditions for the energy equation on the left boundary.
 -          * Think about: is there anything necessary to do here?
 -          */
@@ -377,7 +377,7 @@ diff -ruN exercises/exercise-basic/injection2pniproblem.hh exercises/solution/ex
              values[Indices::conti0EqIdx + FluidSystem::H2OIdx] = 0.0;
  
 -         /*!
--          * TODO:dumux-course-task 4:
+-          * TODO: dumux-course-task 4:
 -          * Set Neumann noflow conditions for the energy equation everywhere else except the left boundary.
 -          * Additionally, consider the energy flux at the injection point which is equal to the product of the respective mass flux and the matching enthalpy. Use the function         `gasEnthalpy(temperature,pressure)` from the N2 component to access the necessary enthalpy.
 -          * hint: use `Indices::energyEqIdx` to access the entry belonging to the energy flux.
@@ -395,7 +395,7 @@ diff -ruN exercises/exercise-basic/injection2pniproblem.hh exercises/solution/ex
          values[Indices::saturationIdx] = 0.0;
  
 -        /*!
--        *  TODO:dumux-course-task 4:
+-        *  TODO: dumux-course-task 4:
 -        * Set a temperature gradient of 0.03 K per m beginning at 283 K here.
 -        * Hint: you can use aquiferDepth_ and the globalPos similar to the pressure gradient.
 -        * Use globalPos[0] and globalPos[1] to implement the high temperature lens with 380 K
@@ -409,7 +409,7 @@ diff -ruN exercises/exercise-basic/injection2pniproblem.hh exercises/solution/ex
      }
  
 diff -ruN exercises/exercise-basic/injection2pproblem.hh exercises/solution/exercise-basic/injection2pproblem.hh
---- exercises/exercise-basic/injection2pproblem.hh	2025-02-26 11:38:46.801818192 +0100
+--- exercises/exercise-basic/injection2pproblem.hh	2025-03-07 10:42:02.607883011 +0100
 +++ exercises/solution/exercise-basic/injection2pproblem.hh	1970-01-01 01:00:00.000000000 +0100
 @@ -1,211 +0,0 @@
 -// -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
@@ -624,13 +624,13 @@ diff -ruN exercises/exercise-basic/injection2pproblem.hh exercises/solution/exer
 -
 -#endif
 diff -ruN exercises/exercise-basic/params.input exercises/solution/exercise-basic/params.input
---- exercises/exercise-basic/params.input	2025-02-26 12:13:01.057757112 +0100
+--- exercises/exercise-basic/params.input	2025-03-07 11:30:34.871192055 +0100
 +++ exercises/solution/exercise-basic/params.input	2025-02-26 11:38:46.841816361 +0100
 @@ -23,8 +23,8 @@
  Aquifer.Swr = 0.2
  Aquifer.Snr = 0.0
  
--# TODO: these parameters are only used in the nonisothermal model. Uncomment them for that
+-# TODO: dumux-course-task 4: these parameters are only used in the nonisothermal model. Uncomment them for that
 -#[Component]
 -#SolidDensity = 2700 # solid density of granite
 -#SolidThermalConductivity = 2.8 # solid thermal conducitivity of granite
@@ -641,7 +641,7 @@ diff -ruN exercises/exercise-basic/params.input exercises/solution/exercise-basi
 +SolidThermalConductivity = 2.8 # solid thermal conducitivity of granite
 +SolidHeatCapacity = 790 # solid heat capacity of granite
 diff -ruN exercises/exercise-basic/properties2p.hh exercises/solution/exercise-basic/properties2p.hh
---- exercises/exercise-basic/properties2p.hh	2025-02-26 11:38:46.801818192 +0100
+--- exercises/exercise-basic/properties2p.hh	2025-03-07 10:42:02.608883005 +0100
 +++ exercises/solution/exercise-basic/properties2p.hh	1970-01-01 01:00:00.000000000 +0100
 @@ -1,63 +0,0 @@
 -// -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
@@ -708,14 +708,14 @@ diff -ruN exercises/exercise-basic/properties2p.hh exercises/solution/exercise-b
 -
 -#endif
 diff -ruN exercises/exercise-basic/properties2pni.hh exercises/solution/exercise-basic/properties2pni.hh
---- exercises/exercise-basic/properties2pni.hh	2025-02-26 11:38:46.801818192 +0100
-+++ exercises/solution/exercise-basic/properties2pni.hh	2025-02-26 11:38:46.841816361 +0100
+--- exercises/exercise-basic/properties2pni.hh	2025-03-07 11:30:34.871192055 +0100
++++ exercises/solution/exercise-basic/properties2pni.hh	2025-03-07 10:42:02.617882948 +0100
 @@ -24,13 +24,9 @@
  
  namespace Dumux::Properties {
  
 - /*!
--* TODO:dumux-course-task 4
+-* TODO: dumux-course-task 4:
 -* Inherit from the TwoPNI model instead of TwoP here
 -*/
  // Create new type tags
@@ -726,7 +726,7 @@ diff -ruN exercises/exercise-basic/properties2pni.hh exercises/solution/exercise
  } // end namespace TTag
  
 diff -ruN exercises/exercise-basic/README.md exercises/solution/exercise-basic/README.md
---- exercises/exercise-basic/README.md	2025-03-04 10:55:49.676212309 +0100
+--- exercises/exercise-basic/README.md	2025-03-07 10:34:20.577090067 +0100
 +++ exercises/solution/exercise-basic/README.md	1970-01-01 01:00:00.000000000 +0100
 @@ -1,94 +0,0 @@
 -# Exercise Basics (DuMuX course)
diff --git a/.patches/exercise-biomineralization/exercise-biomineralization.patch b/.patches/exercise-biomineralization/exercise-biomineralization.patch
index 7a2f6aae2a94efac358468843248e442872cc91e..f5986d5613a911567750b1db2a9ce723b4d93fae 100644
--- a/.patches/exercise-biomineralization/exercise-biomineralization.patch
+++ b/.patches/exercise-biomineralization/exercise-biomineralization.patch
@@ -1,12 +1,9 @@
 diff -ruN exercises/exercise-biomineralization/biominproblem.hh exercises/solution/exercise-biomineralization/biominproblem.hh
---- exercises/exercise-biomineralization/biominproblem.hh	2025-03-03 11:34:18.218509920 +0100
-+++ exercises/solution/exercise-biomineralization/biominproblem.hh	2025-02-26 11:38:46.841816361 +0100
-@@ -17,12 +17,14 @@
- #include <dumux/common/numeqvector.hh>
- #include <dumux/porousmediumflow/problem.hh>
+--- exercises/exercise-biomineralization/biominproblem.hh	2025-03-07 11:30:34.871192055 +0100
++++ exercises/solution/exercise-biomineralization/biominproblem.hh	2025-03-07 11:30:34.877192015 +0100
+@@ -19,10 +19,12 @@
  
--// TODO: dumux-course-task 3
-+// TODO: dumux-course-task
+ // TODO: dumux-course-task 3:
  // include chemistry file here
 +#include "chemistry/simplebiominreactions.hh" // chemical reactions
  
@@ -17,12 +14,9 @@ diff -ruN exercises/exercise-biomineralization/biominproblem.hh exercises/soluti
   * \brief Problem biomineralization (MICP) in an experimental setup.
   */
  template <class TypeTag>
-@@ -51,8 +53,9 @@
-     using Element = typename GridView::template Codim<0>::Entity;
-     using SolutionVector = GetPropType<TypeTag, Properties::SolutionVector>;
+@@ -53,6 +55,7 @@
      using SubControlVolume = typename FVElementGeometry::SubControlVolume;
--    // TODO: dumux-course-task 3
-+    // TODO: dumux-course-task
+     // TODO: dumux-course-task 3:
      // set the chemistry TypeTag
 +    using Chemistry = typename Dumux::SimpleBiominReactions<NumEqVector, VolumeVariables>;
  
@@ -43,12 +37,9 @@ diff -ruN exercises/exercise-biomineralization/biominproblem.hh exercises/soluti
             && globalPos[1] < 12.0 + eps_
             && time_ < injBioTime_)
          {
-@@ -183,8 +186,15 @@
-             values[conti0EqIdx + CaIdx]   = - waterFlux * concCa_ / FluidSystem::molarMass(CaIdx);
-             values[conti0EqIdx + UreaIdx] = - waterFlux * concUrea_ / FluidSystem::molarMass(UreaIdx);
+@@ -185,6 +188,13 @@
          }
--        // TODO: dumux-course-task 5
-+        // TODO: dumux-course-task
+         // TODO: dumux-course-task 5:
          // Set CO2 injection below aquitard after the injBioTime
 +        if(globalPos[0] < eps_
 +                && globalPos[1] > 2.0 + eps_
@@ -60,12 +51,9 @@ diff -ruN exercises/exercise-biomineralization/biominproblem.hh exercises/soluti
  
          return values;
      }
-@@ -245,16 +255,17 @@
-     {
-         NumEqVector source(0.0);
+@@ -247,14 +257,15 @@
  
--        // TODO: dumux-course-task 3
-+        // TODO: dumux-course-task
+         // TODO: dumux-course-task 3:
          // set Chemistry
 -//         Chemistry chemistry;
 +        Chemistry chemistry;
@@ -82,11 +70,11 @@ diff -ruN exercises/exercise-biomineralization/biominproblem.hh exercises/soluti
      {
          return Kxx_;
 diff -ruN exercises/exercise-biomineralization/biominspatialparams.hh exercises/solution/exercise-biomineralization/biominspatialparams.hh
---- exercises/exercise-biomineralization/biominspatialparams.hh	2025-02-26 11:38:46.802818146 +0100
-+++ exercises/solution/exercise-biomineralization/biominspatialparams.hh	2025-02-26 11:38:46.841816361 +0100
+--- exercises/exercise-biomineralization/biominspatialparams.hh	2025-03-07 11:30:34.871192055 +0100
++++ exercises/solution/exercise-biomineralization/biominspatialparams.hh	2025-03-07 11:30:34.877192015 +0100
 @@ -18,7 +18,7 @@
  #include <dumux/material/fluidmatrixinteractions/porosityprecipitation.hh>
- // TODO: dumux-course-task
+ // TODO: dumux-course-task 6:
  // include the new permeability law (power law) instead of Kozeny-Carman
 -#include <dumux/material/fluidmatrixinteractions/permeabilitykozenycarman.hh>
 +#include "fluidmatrixinteractions/permeabilitypowerlaw.hh" //the power-law porosity-permeability relation
@@ -95,7 +83,7 @@ diff -ruN exercises/exercise-biomineralization/biominspatialparams.hh exercises/
  
 @@ -273,7 +273,7 @@
  
-     // TODO: dumux-course-task
+     // TODO: dumux-course-task 6:
      // define the power law as the permeability law
 -    PermeabilityKozenyCarman<PermeabilityType> permLaw_;
 +    PermeabilityPowerLaw<PermeabilityType> permLaw_;
@@ -103,9 +91,9 @@ diff -ruN exercises/exercise-biomineralization/biominspatialparams.hh exercises/
  
      Scalar initialPorosity_;
 diff -ruN exercises/exercise-biomineralization/chemistry/simplebiominreactions.hh exercises/solution/exercise-biomineralization/chemistry/simplebiominreactions.hh
---- exercises/exercise-biomineralization/chemistry/simplebiominreactions.hh	2025-03-03 11:26:35.285339610 +0100
-+++ exercises/solution/exercise-biomineralization/chemistry/simplebiominreactions.hh	2025-02-26 11:38:46.841816361 +0100
-@@ -73,36 +73,38 @@
+--- exercises/exercise-biomineralization/chemistry/simplebiominreactions.hh	2025-03-07 11:30:34.872192048 +0100
++++ exercises/solution/exercise-biomineralization/chemistry/simplebiominreactions.hh	2025-03-07 11:30:34.877192015 +0100
+@@ -73,24 +73,27 @@
          //   define and compute some parameters for convenience:
          const Scalar xwCa = volVars.moleFraction(liquidPhaseIdx,CaIdx);
          const Scalar densityBiofilm = volVars.solidComponentDensity(BiofilmPhaseIdx);
@@ -113,9 +101,8 @@ diff -ruN exercises/exercise-biomineralization/chemistry/simplebiominreactions.h
          using std::max;
          const Scalar volFracBiofilm = max(volVars.solidVolumeFraction(BiofilmPhaseIdx),0.0);
  
--        // TODO: dumux-course-task 2
 +
-+        // TODO: dumux-course-task
+         // TODO: dumux-course-task 2:
          // implement mass of biofilm
 -        const Scalar massBiofilm = 0.0;
 +        const Scalar massBiofilm = densityBiofilm * volFracBiofilm;
@@ -124,24 +111,22 @@ diff -ruN exercises/exercise-biomineralization/chemistry/simplebiominreactions.h
                                                   xwCa,
                                                   volVars.moleFraction(liquidPhaseIdx,CO2Idx));  // [mol_urea/kg_H2O]
  
--        // TODO: dumux-course-task 2
+         // TODO: dumux-course-task 2:
 -        // compute rate of ureolysis by implementing Zub and rurea
 -        const Scalar Zub = 0.0;
 -        const Scalar rurea = 0.0;
-+        // TODO: dumux-course-task
 +        // compute rate of ureolysis by implementing Z_urease,biofilm and r_urea
 +        const Scalar Zub = kub_ *  massBiofilm; // [kg urease/m³]
 +        const Scalar rurea = kUrease_ * Zub * molalityUrea / (kUrea_ + molalityUrea); // [mol/m³s]
  
--        // TODO: dumux-course-task 2
+         // TODO: dumux-course-task 2:
          // compute/set dissolution and precipitation rate of calcite
 -        const Scalar rprec = 0.0;
 +        const Scalar rprec = rurea;
  
          // set source terms
--        // TODO: dumux-course-task 2
-+        // TODO: dumux-course-task
-         // set the source terms using the reaction rates defined above and signs based on the stoichiometry of the reactions.
+         // TODO: dumux-course-task 2:
+@@ -98,11 +101,11 @@
          // Hint: Ammonium occurs in the reaction equation, but is not accounted for in this simplified setup.
          // Additionally, the consumption of water by the reaction may be neglected, as water is present in excess.
          q[H2OIdx]     += 0.0;
@@ -158,8 +143,8 @@ diff -ruN exercises/exercise-biomineralization/chemistry/simplebiominreactions.h
  
  private:
 diff -ruN exercises/exercise-biomineralization/CMakeLists.txt exercises/solution/exercise-biomineralization/CMakeLists.txt
---- exercises/exercise-biomineralization/CMakeLists.txt	2025-02-26 11:38:46.801818192 +0100
-+++ exercises/solution/exercise-biomineralization/CMakeLists.txt	2025-02-26 11:38:46.841816361 +0100
+--- exercises/exercise-biomineralization/CMakeLists.txt	2025-03-07 10:42:02.608883005 +0100
++++ exercises/solution/exercise-biomineralization/CMakeLists.txt	2025-03-07 10:42:02.617882948 +0100
 @@ -2,9 +2,9 @@
  # SPDX-License-Identifier: GPL-3.0-or-later
  
@@ -173,8 +158,8 @@ diff -ruN exercises/exercise-biomineralization/CMakeLists.txt exercises/solution
  # add a symlink for each input file
  add_input_file_links()
 diff -ruN exercises/exercise-biomineralization/components/biofilm.hh exercises/solution/exercise-biomineralization/components/biofilm.hh
---- exercises/exercise-biomineralization/components/biofilm.hh	2025-02-26 11:38:46.802818146 +0100
-+++ exercises/solution/exercise-biomineralization/components/biofilm.hh	2025-02-26 11:38:46.842816315 +0100
+--- exercises/exercise-biomineralization/components/biofilm.hh	2025-03-07 10:42:02.608883005 +0100
++++ exercises/solution/exercise-biomineralization/components/biofilm.hh	2025-03-07 10:42:02.617882948 +0100
 @@ -12,9 +12,10 @@
  #ifndef DUMUX_BIOFILM_HH
  #define DUMUX_BIOFILM_HH
@@ -188,19 +173,15 @@ diff -ruN exercises/exercise-biomineralization/components/biofilm.hh exercises/s
  namespace Dumux::Components {
  
 diff -ruN exercises/exercise-biomineralization/fluidmatrixinteractions/permeabilitypowerlaw.hh exercises/solution/exercise-biomineralization/fluidmatrixinteractions/permeabilitypowerlaw.hh
---- exercises/exercise-biomineralization/fluidmatrixinteractions/permeabilitypowerlaw.hh	2025-03-03 11:37:11.636848883 +0100
-+++ exercises/solution/exercise-biomineralization/fluidmatrixinteractions/permeabilitypowerlaw.hh	2025-02-26 11:38:46.842816315 +0100
-@@ -39,12 +39,13 @@
-     PermeabilityType evaluatePermeability(PermeabilityType refPerm, Scalar refPoro, Scalar poro) const
-     {
+--- exercises/exercise-biomineralization/fluidmatrixinteractions/permeabilitypowerlaw.hh	2025-03-07 11:30:34.872192048 +0100
++++ exercises/solution/exercise-biomineralization/fluidmatrixinteractions/permeabilitypowerlaw.hh	2025-03-07 11:30:34.877192015 +0100
+@@ -41,10 +41,11 @@
          using std::pow;
--        // TODO: dumux-course-task 6
-+        // TODO: dumux-course-task
+         // TODO: dumux-course-task 6:
          // read the exponent for the power law from the input file
 +        const Scalar exponent = getParam<Scalar>("PowerLaw.Exponent", 5.0);
  
--        // TODO: dumux-course-task 6
-+        // TODO: dumux-course-task
+         // TODO: dumux-course-task 6:
          // return the updated permeability according to K=K_0*(poro/refPoro)^exponent
 -        return refPerm;
 +        return refPerm * pow(poro/refPoro, exponent);
@@ -208,8 +189,8 @@ diff -ruN exercises/exercise-biomineralization/fluidmatrixinteractions/permeabil
  };
  
 diff -ruN exercises/exercise-biomineralization/fluidsystems/biomin.hh exercises/solution/exercise-biomineralization/fluidsystems/biomin.hh
---- exercises/exercise-biomineralization/fluidsystems/biomin.hh	2025-02-26 11:38:46.802818146 +0100
-+++ exercises/solution/exercise-biomineralization/fluidsystems/biomin.hh	2025-02-26 11:38:46.842816315 +0100
+--- exercises/exercise-biomineralization/fluidsystems/biomin.hh	2025-03-07 10:42:02.608883005 +0100
++++ exercises/solution/exercise-biomineralization/fluidsystems/biomin.hh	2025-03-07 10:42:02.617882948 +0100
 @@ -219,7 +219,7 @@
      static void init()
      {
@@ -220,17 +201,9 @@ diff -ruN exercises/exercise-biomineralization/fluidsystems/biomin.hh exercises/
      }
  
 diff -ruN exercises/exercise-biomineralization/params.input exercises/solution/exercise-biomineralization/params.input
---- exercises/exercise-biomineralization/params.input	2025-03-03 11:36:58.886338421 +0100
-+++ exercises/solution/exercise-biomineralization/params.input	2025-02-26 11:38:46.842816315 +0100
-@@ -10,18 +10,16 @@
- UpperRight = 20 15 # x-/y-coordinates of the upper-right corner of the grid [m]
- Cells = 20 15 # x-/y-resolution of the grid
- 
--# TODO: dumux-course-task 4
--# vary parameters InjBioTime, InitBiofilm, InjVolumeflux, ConcUrea and ConcCa
- [Initial]
- InitDensityW = 997 # [kg/m³] initial wetting density
- InitPressure = 1e5 # [Pa] initial pressure
+--- exercises/exercise-biomineralization/params.input	2025-03-07 11:30:34.872192048 +0100
++++ exercises/solution/exercise-biomineralization/params.input	2025-03-07 11:30:34.877192015 +0100
+@@ -18,10 +18,10 @@
  InitBiofilm = 0.05 # [-] initial volumefraction biofilm
  
  [Injection]
@@ -244,7 +217,7 @@ diff -ruN exercises/exercise-biomineralization/params.input exercises/solution/e
  ConcCa = 40 # [kg/m³] injected calcium concentration (max: 50)
  ConcUrea = 60 # [kg/m³] injected urea concentration, should be 1.5 times ConcCa (max: 80)
  
-@@ -37,7 +35,6 @@
+@@ -37,7 +37,6 @@
  Aquitard.Swr = 0.0
  Aquitard.Snr = 0.0
  
@@ -252,26 +225,23 @@ diff -ruN exercises/exercise-biomineralization/params.input exercises/solution/e
  [BioCoefficients]
  RhoBiofilm = 6.9 # [kg/m³] density of biofilm
  
-@@ -49,5 +46,7 @@
- [Brine]
+@@ -50,4 +49,6 @@
  Salinity = 0.1
  
--#TODO: dumux-course-task 6
+ # TODO: dumux-course-task 6:
 -# add the power law's exponent parameter PowerLaw.Exponent = 5.0
-+#TODO: dumux-course-task
 +# add the power law's exponent parameter PowerLaw.Exponent = 5
 +[PowerLaw]
 +Exponent = 5.0
 diff -ruN exercises/exercise-biomineralization/properties.hh exercises/solution/exercise-biomineralization/properties.hh
---- exercises/exercise-biomineralization/properties.hh	2025-03-03 11:38:57.413788851 +0100
-+++ exercises/solution/exercise-biomineralization/properties.hh	2025-02-26 11:38:46.842816315 +0100
+--- exercises/exercise-biomineralization/properties.hh	2025-03-07 11:30:34.872192048 +0100
++++ exercises/solution/exercise-biomineralization/properties.hh	2025-03-07 11:30:34.878192008 +0100
 @@ -18,17 +18,20 @@
  #include <dumux/discretization/cctpfa.hh>
  #include <dumux/porousmediumflow/2pncmin/model.hh>
  #include <dumux/porousmediumflow/problem.hh>
 -#include <dumux/material/components/simpleco2.hh> //!< Simplified CO2 component based on ideal gas law
--// TODO: dumux-course-task 7
-+// TODO: dumux-course-task
+ // TODO: dumux-course-task 7:
  // include the CO2 component and tabulated values from DuMux
 -#include "solidsystems/biominsolidphase.hh" // The biomineralization solid system
 +#include <dumux/material/components/co2.hh> //!< CO2 component for use with tabulated values
@@ -289,12 +259,9 @@ diff -ruN exercises/exercise-biomineralization/properties.hh exercises/solution/
  namespace Properties {
  
  //! Create new type tag for the problem
-@@ -52,9 +55,9 @@
- {
- private:
+@@ -54,7 +57,7 @@
      using Scalar = GetPropType<TypeTag, Properties::Scalar>;
--    // TODO: dumux-course-task 7
-+    // TODO: dumux-course-task
+     // TODO: dumux-course-task 7:
      // use the CO2 component with tabulated values
 -    using CO2Impl = Components::SimpleCO2<Scalar>;
 +    using CO2Impl = Components::CO2<Scalar, GeneratedCO2Tables::CO2Tables>;
@@ -302,7 +269,7 @@ diff -ruN exercises/exercise-biomineralization/properties.hh exercises/solution/
  public:
      using type = FluidSystems::BioMin<Scalar, CO2Impl, H2OType>;
 diff -ruN exercises/exercise-biomineralization/README.md exercises/solution/exercise-biomineralization/README.md
---- exercises/exercise-biomineralization/README.md	2025-03-04 10:55:49.676212309 +0100
+--- exercises/exercise-biomineralization/README.md	2025-03-07 10:34:20.578090053 +0100
 +++ exercises/solution/exercise-biomineralization/README.md	1970-01-01 01:00:00.000000000 +0100
 @@ -1,257 +0,0 @@
 -# Exercise Biomineralization (DuMuX Course)
@@ -563,8 +530,8 @@ diff -ruN exercises/exercise-biomineralization/README.md exercises/solution/exer
 -output.CellData.append((S_gas_0-S_gas_1),'diffS_gas');
 -```
 diff -ruN exercises/exercise-biomineralization/solidsystems/biominsolidphase.hh exercises/solution/exercise-biomineralization/solidsystems/biominsolidphase.hh
---- exercises/exercise-biomineralization/solidsystems/biominsolidphase.hh	2025-02-26 11:38:46.803818101 +0100
-+++ exercises/solution/exercise-biomineralization/solidsystems/biominsolidphase.hh	2025-02-26 11:38:46.842816315 +0100
+--- exercises/exercise-biomineralization/solidsystems/biominsolidphase.hh	2025-03-07 10:42:02.609882998 +0100
++++ exercises/solution/exercise-biomineralization/solidsystems/biominsolidphase.hh	2025-03-07 10:42:02.618882942 +0100
 @@ -15,12 +15,12 @@
  #include <string>
  #include <dune/common/exceptions.hh>
diff --git a/.patches/exercise-coupling-ff-pm/exercise-coupling-ff-pm.patch b/.patches/exercise-coupling-ff-pm/exercise-coupling-ff-pm.patch
index c62102c7e7685eac0d76c80c0cab9d6823bc6d06..3bb7e017b3b438a925be8634de08ff259c73ee52 100644
--- a/.patches/exercise-coupling-ff-pm/exercise-coupling-ff-pm.patch
+++ b/.patches/exercise-coupling-ff-pm/exercise-coupling-ff-pm.patch
@@ -1,6 +1,6 @@
 diff -ruN exercises/exercise-coupling-ff-pm/interface/CMakeLists.txt exercises/solution/exercise-coupling-ff-pm/interface/CMakeLists.txt
---- exercises/exercise-coupling-ff-pm/interface/CMakeLists.txt	2025-02-26 11:38:46.803818101 +0100
-+++ exercises/solution/exercise-coupling-ff-pm/interface/CMakeLists.txt	2025-02-26 11:38:46.842816315 +0100
+--- exercises/exercise-coupling-ff-pm/interface/CMakeLists.txt	2025-03-07 10:42:02.609882998 +0100
++++ exercises/solution/exercise-coupling-ff-pm/interface/CMakeLists.txt	2025-03-07 10:42:02.618882942 +0100
 @@ -1,10 +1,30 @@
  # SPDX-FileCopyrightText: Copyright © DuMux-Course contributors, see AUTHORS.md in root folder
  # SPDX-License-Identifier: GPL-3.0-or-later
@@ -36,13 +36,13 @@ diff -ruN exercises/exercise-coupling-ff-pm/interface/CMakeLists.txt exercises/s
  # add a symlink for each input file
  add_input_file_links()
 diff -ruN exercises/exercise-coupling-ff-pm/interface/freeflowsubproblem.hh exercises/solution/exercise-coupling-ff-pm/interface/freeflowsubproblem.hh
---- exercises/exercise-coupling-ff-pm/interface/freeflowsubproblem.hh	2025-02-28 14:04:01.038375893 +0100
-+++ exercises/solution/exercise-coupling-ff-pm/interface/freeflowsubproblem.hh	2025-02-26 11:38:46.842816315 +0100
+--- exercises/exercise-coupling-ff-pm/interface/freeflowsubproblem.hh	2025-03-07 11:30:34.872192048 +0100
++++ exercises/solution/exercise-coupling-ff-pm/interface/freeflowsubproblem.hh	2025-03-07 10:42:02.618882942 +0100
 @@ -71,8 +71,7 @@
  
          const auto& globalPos = scvf.dofPosition();
  
--        // TODO: dumux-course-task 1.A
+-        // TODO: dumux-course-task 1.A:
 -        // Change the boundary conditions here as described in the exercise
 +#if EXNUMBER == 0  // flow from top to bottom
          if(onUpperBoundary_(globalPos))
@@ -73,13 +73,13 @@ diff -ruN exercises/exercise-coupling-ff-pm/interface/freeflowsubproblem.hh exer
          // coupling interface
          if(couplingManager().isCoupledEntity(CouplingManager::stokesIdx, scvf))
          {
--            // TODO: dumux-course-task 1.C
+-            // TODO: dumux-course-task 1.C:
 -            // set the Beaver-Joseph-Saffman slip condition for the tangential momentum balance equation,
 -            // consider orientation of face automatically
              values.setCouplingNeumann(Indices::conti0EqIdx);
 +#if EXNUMBER < 3
              values.setCouplingNeumann(Indices::momentumYBalanceIdx);
--            // TODO: dumux-course-task 1.B
+-            // TODO: dumux-course-task 1.B:
 -            // Replace Dirichlet BC with Beavers-Joseph-Saffman slip condition for the tangential momentum balance
 -            values.setDirichlet(Indices::velocityXIdx); // assume no slip on interface
 +#else
@@ -104,11 +104,11 @@ diff -ruN exercises/exercise-coupling-ff-pm/interface/freeflowsubproblem.hh exer
      PrimaryVariables dirichletAtPos(const GlobalPosition& globalPos) const
      {
          PrimaryVariables values(0.0);
--        // TODO: dumux-course-task 1.A
+-        // TODO: dumux-course-task 1.A:
 -        // set a no-slip, no-flow condition at the top
 +#if EXNUMBER == 0
          values[Indices::velocityYIdx] = -1e-6 * globalPos[0] * (this->gridGeometry().bBoxMax()[0] - globalPos[0]);
--        // TODO: dumux-course-task 1.A
+-        // TODO: dumux-course-task 1.A:
 +#elif EXNUMBER == 4
 +        values[Indices::velocityXIdx] = 1e-6 * (globalPos[1] - this->gridGeometry().bBoxMin()[1])
 +                                      * (this->gridGeometry().bBoxMax()[1] - globalPos[1]);
@@ -138,13 +138,13 @@ diff -ruN exercises/exercise-coupling-ff-pm/interface/freeflowsubproblem.hh exer
      }
  
 diff -ruN exercises/exercise-coupling-ff-pm/interface/main.cc exercises/solution/exercise-coupling-ff-pm/interface/main.cc
---- exercises/exercise-coupling-ff-pm/interface/main.cc	2025-02-26 11:38:46.803818101 +0100
-+++ exercises/solution/exercise-coupling-ff-pm/interface/main.cc	2025-02-26 11:38:46.842816315 +0100
+--- exercises/exercise-coupling-ff-pm/interface/main.cc	2025-03-07 11:30:34.872192048 +0100
++++ exercises/solution/exercise-coupling-ff-pm/interface/main.cc	2025-03-07 10:42:02.618882942 +0100
 @@ -52,9 +52,7 @@
      using FreeflowTypeTag = Properties::TTag::FreeflowOneP;
      using PorousMediumTypeTag = Properties::TTag::PorousMediumFlowOneP;
  
--    //TODO: dumux-course-task 1.C
+-    //TODO: dumux-course-task 1.C:
 -    // ******************** comment-out this section for the last exercise **************** //
 -
 +#if EXNUMBER < 3
@@ -256,7 +256,7 @@ diff -ruN exercises/exercise-coupling-ff-pm/interface/main.cc exercises/solution
      StaggeredVtkOutputModule<FreeflowGridVariables, decltype(freeflowSol)> freeflowVtkWriter(*freeflowGridVariables, freeflowSol, freeflowName);
      GetPropType<FreeflowTypeTag, Properties::IOFields>::initOutputModule(freeflowVtkWriter);
  
--    //TODO: dumux-course-task 1.B
+-    //TODO: dumux-course-task 1.B:
 -    //****** uncomment the add analytical solution of v_x *****//
 -    // freeflowVtkWriter.addField(freeflowProblem->getAnalyticalVelocityX(), "analyticalV_x");
 +#if EXNUMBER >= 2
@@ -266,11 +266,11 @@ diff -ruN exercises/exercise-coupling-ff-pm/interface/main.cc exercises/solution
      using PorousMediumSolutionVector = GetPropType<PorousMediumTypeTag, Properties::SolutionVector>;
      VtkOutputModule<PorousMediumGridVariables, PorousMediumSolutionVector> porousMediumVtkWriter(*porousMediumGridVariables,
 diff -ruN exercises/exercise-coupling-ff-pm/interface/params.input exercises/solution/exercise-coupling-ff-pm/interface/params.input
---- exercises/exercise-coupling-ff-pm/interface/params.input	2025-02-28 13:50:32.335817360 +0100
+--- exercises/exercise-coupling-ff-pm/interface/params.input	2025-03-07 11:30:34.872192048 +0100
 +++ exercises/solution/exercise-coupling-ff-pm/interface/params.input	2025-02-26 11:38:46.842816315 +0100
 @@ -1,17 +1,14 @@
--# # TODO: dumux-course-task 1.C: uncomment the following group [Grid]
--# # for dune-subgrid
+-# TODO: dumux-course-task 1.C: uncomment the following group [Grid]
+ # for dune-subgrid
 -#[Grid]
 -#Positions0 = 0 1
 -#Positions1 = 0 0.2 0.3 0.65
@@ -280,7 +280,6 @@ diff -ruN exercises/exercise-coupling-ff-pm/interface/params.input exercises/sol
 -#Amplitude = 0.04 # [m]
 -#Offset = 0.5 # [m]
 -#Scaling = 0.2 #[m]
-+# for dune-subgrid
 +[Grid]
 +Positions0 = 0 1
 +Positions1 = 0 0.2 0.3 0.65
@@ -306,13 +305,13 @@ diff -ruN exercises/exercise-coupling-ff-pm/interface/params.input exercises/sol
  Verbosity = true
  Positions0 = 0.0 1.0
 diff -ruN exercises/exercise-coupling-ff-pm/interface/porousmediumsubproblem.hh exercises/solution/exercise-coupling-ff-pm/interface/porousmediumsubproblem.hh
---- exercises/exercise-coupling-ff-pm/interface/porousmediumsubproblem.hh	2025-02-28 12:14:15.560013094 +0100
-+++ exercises/solution/exercise-coupling-ff-pm/interface/porousmediumsubproblem.hh	2025-02-26 11:38:46.842816315 +0100
+--- exercises/exercise-coupling-ff-pm/interface/porousmediumsubproblem.hh	2025-03-07 11:30:34.873192042 +0100
++++ exercises/solution/exercise-coupling-ff-pm/interface/porousmediumsubproblem.hh	2025-03-07 10:42:02.618882942 +0100
 @@ -65,14 +65,13 @@
      {
          BoundaryTypes values;
  
--        // TODO: dumux-course-task 1.A
+-        // TODO: dumux-course-task 1.A:
 -        // Set for all boundaries Neumann no-flow and keep the coupling conditions
          // set Neumann BCs to all boundaries first
          values.setAllNeumann();
@@ -326,13 +325,13 @@ diff -ruN exercises/exercise-coupling-ff-pm/interface/porousmediumsubproblem.hh
          // set the coupling boundary condition at the interface
          if (couplingManager().isCoupledEntity(CouplingManager::darcyIdx, scvf))
 diff -ruN exercises/exercise-coupling-ff-pm/interface/properties.hh exercises/solution/exercise-coupling-ff-pm/interface/properties.hh
---- exercises/exercise-coupling-ff-pm/interface/properties.hh	2025-02-26 11:38:46.804818055 +0100
-+++ exercises/solution/exercise-coupling-ff-pm/interface/properties.hh	2025-02-26 11:38:46.842816315 +0100
+--- exercises/exercise-coupling-ff-pm/interface/properties.hh	2025-03-07 11:30:34.873192042 +0100
++++ exercises/solution/exercise-coupling-ff-pm/interface/properties.hh	2025-03-07 10:42:02.618882942 +0100
 @@ -16,9 +16,9 @@
  #include <dumux/multidomain/staggeredtraits.hh>
  #include <dumux/multidomain/boundary/stokesdarcy/couplingmanager.hh>
  
--// TODO: dumux-course-task 1.C
+-// TODO: dumux-course-task 1.C:
 -//****** uncomment for the last exercise *****//
 -// #include <dumux/io/grid/gridmanager_sub.hh>
 +#if EXNUMBER >= 3
@@ -345,7 +344,7 @@ diff -ruN exercises/exercise-coupling-ff-pm/interface/properties.hh exercises/so
      using Scalar = GetPropType<TypeTag, Properties::Scalar>;
      using TensorGrid = Dune::YaspGrid<2, Dune::TensorProductCoordinates<Scalar, dim> >;
  
--// TODO: dumux-course-task 1.C
+-// TODO: dumux-course-task 1.C:
 -//****** comment out for the last exercise *****//
 -    // use "normal" grid
 +#if EXNUMBER < 3 // use "normal" grid
@@ -366,7 +365,7 @@ diff -ruN exercises/exercise-coupling-ff-pm/interface/properties.hh exercises/so
      using Scalar = GetPropType<TypeTag, Properties::Scalar>;
      using TensorGrid = Dune::YaspGrid<2, Dune::TensorProductCoordinates<Scalar, dim> >;
  
--// TODO: dumux-course-task 1.C
+-// TODO: dumux-course-task 1.C:
 -//****** comment out for the last exercise *****//
 -    // use "normal" grid
 +#if EXNUMBER < 3 // use "normal" grid
@@ -384,7 +383,7 @@ diff -ruN exercises/exercise-coupling-ff-pm/interface/properties.hh exercises/so
  
  template<class TypeTag>
 diff -ruN exercises/exercise-coupling-ff-pm/interface/README.md exercises/solution/exercise-coupling-ff-pm/interface/README.md
---- exercises/exercise-coupling-ff-pm/interface/README.md	2025-03-04 10:55:49.676212309 +0100
+--- exercises/exercise-coupling-ff-pm/interface/README.md	2025-03-07 10:34:20.581090010 +0100
 +++ exercises/solution/exercise-coupling-ff-pm/interface/README.md	1970-01-01 01:00:00.000000000 +0100
 @@ -1,175 +0,0 @@
 -## 1. Changing the interface
@@ -563,8 +562,8 @@ diff -ruN exercises/exercise-coupling-ff-pm/interface/README.md exercises/soluti
 -What changes to the left boundary conditions in the free-flow domain would you make to introduce this? What conditions can be enforced on the right boundary?
 -Hint: A relation between velocity and position is used for the vertical velocity component in the original form of the `dirichletAtPos` method.
 diff -ruN exercises/exercise-coupling-ff-pm/models/CMakeLists.txt exercises/solution/exercise-coupling-ff-pm/models/CMakeLists.txt
---- exercises/exercise-coupling-ff-pm/models/CMakeLists.txt	2025-02-26 11:38:46.804818055 +0100
-+++ exercises/solution/exercise-coupling-ff-pm/models/CMakeLists.txt	2025-02-26 11:38:46.843816269 +0100
+--- exercises/exercise-coupling-ff-pm/models/CMakeLists.txt	2025-03-07 10:42:02.610882992 +0100
++++ exercises/solution/exercise-coupling-ff-pm/models/CMakeLists.txt	2025-03-07 10:42:02.618882942 +0100
 @@ -1,9 +1,32 @@
  # SPDX-FileCopyrightText: Copyright © DuMux-Course contributors, see AUTHORS.md in root folder
  # SPDX-License-Identifier: GPL-3.0-or-later
@@ -603,8 +602,8 @@ diff -ruN exercises/exercise-coupling-ff-pm/models/CMakeLists.txt exercises/solu
 +
 +dune_symlink_to_source_files(FILES "params_orig_a.input" "params_b_c.input" plotFluxes.py)
 diff -ruN exercises/exercise-coupling-ff-pm/models/main.cc exercises/solution/exercise-coupling-ff-pm/models/main.cc
---- exercises/exercise-coupling-ff-pm/models/main.cc	2025-02-26 11:38:46.804818055 +0100
-+++ exercises/solution/exercise-coupling-ff-pm/models/main.cc	2025-02-26 11:38:46.843816269 +0100
+--- exercises/exercise-coupling-ff-pm/models/main.cc	2025-03-07 10:42:02.610882992 +0100
++++ exercises/solution/exercise-coupling-ff-pm/models/main.cc	2025-03-07 10:42:02.618882942 +0100
 @@ -127,9 +127,15 @@
      auto porousMediumGridVariables = std::make_shared<PorousMediumGridVariables>(porousMediumProblem, porousMediumFvGridGeometry);
      porousMediumGridVariables->init(sol[porousMediumIdx]);
@@ -686,7 +685,7 @@ diff -ruN exercises/exercise-coupling-ff-pm/models/params_b_c.input exercises/so
 +[Assembly]
 +NumericDifference.BaseEpsilon = 1e-8
 diff -ruN exercises/exercise-coupling-ff-pm/models/params.input exercises/solution/exercise-coupling-ff-pm/models/params.input
---- exercises/exercise-coupling-ff-pm/models/params.input	2025-02-28 14:41:58.699499416 +0100
+--- exercises/exercise-coupling-ff-pm/models/params.input	2025-03-07 10:42:02.671882610 +0100
 +++ exercises/solution/exercise-coupling-ff-pm/models/params.input	1970-01-01 01:00:00.000000000 +0100
 @@ -1,60 +0,0 @@
 -[TimeLoop]
@@ -810,8 +809,8 @@ diff -ruN exercises/exercise-coupling-ff-pm/models/params_orig_a.input exercises
 +[Assembly]
 +NumericDifference.BaseEpsilon = 1e-8
 diff -ruN exercises/exercise-coupling-ff-pm/models/porousmediumsubproblem.hh exercises/solution/exercise-coupling-ff-pm/models/porousmediumsubproblem.hh
---- exercises/exercise-coupling-ff-pm/models/porousmediumsubproblem.hh	2025-02-26 11:38:46.804818055 +0100
-+++ exercises/solution/exercise-coupling-ff-pm/models/porousmediumsubproblem.hh	2025-02-26 11:38:46.843816269 +0100
+--- exercises/exercise-coupling-ff-pm/models/porousmediumsubproblem.hh	2025-03-07 11:30:34.873192042 +0100
++++ exercises/solution/exercise-coupling-ff-pm/models/porousmediumsubproblem.hh	2025-03-07 10:42:02.619882935 +0100
 @@ -52,10 +52,15 @@
      // primary variable indices
      static constexpr int conti0EqIdx = Indices::conti0EqIdx;
@@ -903,9 +902,9 @@ diff -ruN exercises/exercise-coupling-ff-pm/models/porousmediumsubproblem.hh exe
          PrimaryVariables values(0.0);
          values[pressureIdx] = freeflowPressure;
  
--        // TODO: dumux-course-task 2.A
+-        // TODO: dumux-course-task 2.A:
 -        // Declare here which phases are present.
--        // TODO: dumux-course-task 2.C
+-        // TODO: dumux-course-task 2.C:
 -        // Change initial condition to 2p system with liquid saturation of 0.1
 +#if EXNUMBER >= 3
 +        values.setState(3/*bothPhases*/);
@@ -933,20 +932,20 @@ diff -ruN exercises/exercise-coupling-ff-pm/models/porousmediumsubproblem.hh exe
      std::shared_ptr<CouplingManager> couplingManager_;
  
 diff -ruN exercises/exercise-coupling-ff-pm/models/properties.hh exercises/solution/exercise-coupling-ff-pm/models/properties.hh
---- exercises/exercise-coupling-ff-pm/models/properties.hh	2025-02-26 11:38:46.804818055 +0100
-+++ exercises/solution/exercise-coupling-ff-pm/models/properties.hh	2025-02-26 11:38:46.843816269 +0100
+--- exercises/exercise-coupling-ff-pm/models/properties.hh	2025-03-07 11:30:34.873192042 +0100
++++ exercises/solution/exercise-coupling-ff-pm/models/properties.hh	2025-03-07 10:42:02.619882935 +0100
 @@ -25,12 +25,14 @@
  #include <dumux/discretization/cctpfa.hh>
  #include <dumux/material/fluidmatrixinteractions/diffusivityconstanttortuosity.hh>
  
--// TODO: dumux-course-task 2.A
+-// TODO: dumux-course-task 2.A:
 -// Include 2pnc model here
 +#if EXNUMBER >= 1
 +#include <dumux/porousmediumflow/2pnc/model.hh>
 +#include "../2pspatialparams.hh"
 +#else
  #include <dumux/porousmediumflow/1pnc/model.hh>
--// TODO: dumux-course-task 2.A
+-// TODO: dumux-course-task 2.A:
 -// Include spatial params for a 2-phase system
  #include "../1pspatialparams.hh"
 +#endif
@@ -958,7 +957,7 @@ diff -ruN exercises/exercise-coupling-ff-pm/models/properties.hh exercises/solut
  // Create new type tags
  namespace TTag {
  struct FreeflowNC { using InheritsFrom = std::tuple<NavierStokesNC, StaggeredFreeFlowModel>; };
--// TODO: dumux-course-task 2.A
+-// TODO: dumux-course-task 2.A:
 -// Change the inheritance such that the correct model is used.
 +#if EXNUMBER >= 1
 +struct PorousMediumOnePNC { using InheritsFrom = std::tuple<TwoPNC, CCTpfaModel>; };
@@ -972,7 +971,7 @@ diff -ruN exercises/exercise-coupling-ff-pm/models/properties.hh exercises/solut
  struct Problem<TypeTag, TTag::FreeflowNC> { using type = Dumux::FreeFlowSubProblem<TypeTag> ; };
  
  // The fluid system
--// TODO: dumux-course-task 2.A
+-// TODO: dumux-course-task 2.A:
 -// Change to property of the `FluidSystem` such that `H2OAir` is used directly.
  template<class TypeTag>
  struct FluidSystem<TypeTag, TTag::PorousMediumOnePNC>
@@ -990,7 +989,7 @@ diff -ruN exercises/exercise-coupling-ff-pm/models/properties.hh exercises/solut
  struct EffectiveDiffusivityModel<TypeTag, TTag::PorousMediumOnePNC>
  { using type = DiffusivityConstantTortuosity<GetPropType<TypeTag, Properties::Scalar>>; };
  
--// TODO: dumux-course-task 2.A
+-// TODO: dumux-course-task 2.A:
 -// Define new formulation for primary variables here.
 +#if EXNUMBER >= 1
 +//! Set the default formulation to pw-Sn: This can be over written in the problem.
@@ -1000,7 +999,7 @@ diff -ruN exercises/exercise-coupling-ff-pm/models/properties.hh exercises/solut
 +#endif
  
  // Set the spatial parameters type
--// TODO: dumux-course-task 2.A
+-// TODO: dumux-course-task 2.A:
 -// Adapt the spatial params here.
 +#if EXNUMBER >= 1
 +template<class TypeTag>
@@ -1268,8 +1267,8 @@ diff -ruN exercises/exercise-coupling-ff-pm/README.md exercises/solution/exercis
 -* [**Exercise 2:** Changing the porous medium model](./models/README.md)
 -* [**Exercise 3:** Introducing a turbulence model in the free flow domain](./turbulence/README.md)
 diff -ruN exercises/exercise-coupling-ff-pm/turbulence/CMakeLists.txt exercises/solution/exercise-coupling-ff-pm/turbulence/CMakeLists.txt
---- exercises/exercise-coupling-ff-pm/turbulence/CMakeLists.txt	2025-02-26 11:38:46.804818055 +0100
-+++ exercises/solution/exercise-coupling-ff-pm/turbulence/CMakeLists.txt	2025-02-26 11:38:46.843816269 +0100
+--- exercises/exercise-coupling-ff-pm/turbulence/CMakeLists.txt	2025-03-07 10:42:02.611882986 +0100
++++ exercises/solution/exercise-coupling-ff-pm/turbulence/CMakeLists.txt	2025-03-07 10:42:02.619882935 +0100
 @@ -1,10 +1,33 @@
  # SPDX-FileCopyrightText: Copyright © DuMux-Course contributors, see AUTHORS.md in root folder
  # SPDX-License-Identifier: GPL-3.0-or-later
@@ -1308,8 +1307,8 @@ diff -ruN exercises/exercise-coupling-ff-pm/turbulence/CMakeLists.txt exercises/
  # add a symlink for each input file
  add_input_file_links()
 diff -ruN exercises/exercise-coupling-ff-pm/turbulence/freeflowsubproblem.hh exercises/solution/exercise-coupling-ff-pm/turbulence/freeflowsubproblem.hh
---- exercises/exercise-coupling-ff-pm/turbulence/freeflowsubproblem.hh	2025-02-26 11:38:46.805818009 +0100
-+++ exercises/solution/exercise-coupling-ff-pm/turbulence/freeflowsubproblem.hh	2025-02-26 11:38:46.843816269 +0100
+--- exercises/exercise-coupling-ff-pm/turbulence/freeflowsubproblem.hh	2025-03-07 11:30:34.873192042 +0100
++++ exercises/solution/exercise-coupling-ff-pm/turbulence/freeflowsubproblem.hh	2025-03-07 10:42:02.619882935 +0100
 @@ -8,8 +8,8 @@
   * \file
   * \brief The free-flow sub problem
@@ -1325,7 +1324,7 @@ diff -ruN exercises/exercise-coupling-ff-pm/turbulence/freeflowsubproblem.hh exe
  #include <dumux/multidomain/boundary/stokesdarcy/couplingdata.hh>
  
  #include <dumux/freeflow/turbulencemodel.hh>
--// TODO: dumux-course-task 3.A
+-// TODO: dumux-course-task 3.A:
 -// Include headers for turbulence problem (rans) here.
 +#if EXNUMBER >= 1
 +#include <dumux/freeflow/turbulenceproperties.hh>
@@ -1341,7 +1340,7 @@ diff -ruN exercises/exercise-coupling-ff-pm/turbulence/freeflowsubproblem.hh exe
   * \brief The free-flow sub problem
   */
  template <class TypeTag>
--// TODO: dumux-course-task 3.A
+-// TODO: dumux-course-task 3.A:
 -// Adapt the inheritance of the problem class.
 +#if EXNUMBER >= 1
 +class FreeFlowSubProblem : public RANSProblem<TypeTag>
@@ -1359,7 +1358,7 @@ diff -ruN exercises/exercise-coupling-ff-pm/turbulence/freeflowsubproblem.hh exe
      using FluidSystem = GetPropType<TypeTag, Properties::FluidSystem>;
      using Indices = typename GetPropType<TypeTag, Properties::ModelTraits>::Indices;
      using ModelTraits = GetPropType<TypeTag, Properties::ModelTraits>;
--    // TODO: dumux-course-task 3.A
+-    // TODO: dumux-course-task 3.A:
 -    // Change the boundary types to Dumux::RANSBoundaryTypes<ModelTraits, ModelTraits::numEq()>
 +#if EXNUMBER >= 1
 +    using BoundaryTypes = Dumux::RANSBoundaryTypes<ModelTraits, ModelTraits::numEq()>;
@@ -1409,7 +1408,7 @@ diff -ruN exercises/exercise-coupling-ff-pm/turbulence/freeflowsubproblem.hh exe
          BoundaryTypes values;
  
          const auto& globalPos = scvf.center();
--        // TODO: dumux-course-task 3.A
+-        // TODO: dumux-course-task 3.A:
 -        // set boundary conditions for the turbulence model primary variables k and \omega everywhere (outflow on right boundary, otherwise dirichlet)
 +
 +#if EXNUMBER >=1
@@ -1432,7 +1431,7 @@ diff -ruN exercises/exercise-coupling-ff-pm/turbulence/freeflowsubproblem.hh exe
              values.setDirichlet(Indices::energyEqIdx);
          }
  
--        // TODO: dumux-course-task 3.A
+-        // TODO: dumux-course-task 3.A:
 -        // set wall conditions for the turbulence model at the walls (values.setWall()) corresponding to the upper and lower boundary
          if (onLowerBoundary_(globalPos))
          {
@@ -1448,7 +1447,7 @@ diff -ruN exercises/exercise-coupling-ff-pm/turbulence/freeflowsubproblem.hh exe
  
          if (onUpperBoundary_(globalPos))
          {
--            // TODO: dumux-course-task 3.B
+-            // TODO: dumux-course-task 3.B:
 -            // Replace all conditions here with symmetric BCs.
 +#if EXNUMBER >=2
 +            values.setAllSymmetry();
@@ -1473,9 +1472,9 @@ diff -ruN exercises/exercise-coupling-ff-pm/turbulence/freeflowsubproblem.hh exe
          const auto globalPos = scvf.ipGlobal();
          PrimaryVariables values(initialAtPos(globalPos));
  
--        // TODO: dumux-course-task 3.A
+-        // TODO: dumux-course-task 3.A:
 -        // Add dirichlet conditions setting TKE and Dissipation to zero on the upper and lower walls.
--        // TODO: dumux-course-task 3.B
+-        // TODO: dumux-course-task 3.B:
 -        // Remove the condition `onUpperBoundary_(globalPos)` here.
 -        // if (onUpperBoundary_(globalPos) || onLowerBoundary_(globalPos))
 -        // {
@@ -1503,7 +1502,7 @@ diff -ruN exercises/exercise-coupling-ff-pm/turbulence/freeflowsubproblem.hh exe
          values[Indices::velocityXIdx] = refVelocity();
          values[Indices::temperatureIdx] = refTemperature();
  
--        // TODO: dumux-course-task 3.A
+-        // TODO: dumux-course-task 3.A:
 -        // Set initial conditions for the TKE and the Dissipation. Values calculated in the constructor
 -        // values[Indices::turbulentKineticEnergyIdx] = TODO??;
 -        // values[Indices::dissipationIdx] = TODO??;
@@ -1512,7 +1511,7 @@ diff -ruN exercises/exercise-coupling-ff-pm/turbulence/freeflowsubproblem.hh exe
 +        values[Indices::dissipationIdx] = dissipation_;
 +#endif
  
--        // TODO: dumux-course-task 3.B
+-        // TODO: dumux-course-task 3.B:
 -        // Remove the condition `onUpperBoundary_(globalPos)` here.
 +#if EXNUMBER >= 2
 +        if(onLowerBoundary_(globalPos))
@@ -1525,17 +1524,17 @@ diff -ruN exercises/exercise-coupling-ff-pm/turbulence/freeflowsubproblem.hh exe
          return values;
      }
 diff -ruN exercises/exercise-coupling-ff-pm/turbulence/main.cc exercises/solution/exercise-coupling-ff-pm/turbulence/main.cc
---- exercises/exercise-coupling-ff-pm/turbulence/main.cc	2025-02-26 11:38:46.805818009 +0100
-+++ exercises/solution/exercise-coupling-ff-pm/turbulence/main.cc	2025-02-26 11:38:46.843816269 +0100
+--- exercises/exercise-coupling-ff-pm/turbulence/main.cc	2025-03-07 11:30:34.873192042 +0100
++++ exercises/solution/exercise-coupling-ff-pm/turbulence/main.cc	2025-03-07 10:42:02.619882935 +0100
 @@ -122,11 +122,12 @@
  
      couplingManager->init(freeflowProblem, porousMediumProblem, sol);
  
--    // TODO: dumux-course-task 3.A
+-    // TODO: dumux-course-task 3.A:
 +#if EXNUMBER >= 1
      // Update static wall properties
 -
--    // TODO: dumux-course-task 3.A
+-    // TODO: dumux-course-task 3.A:
 +    freeflowProblem->updateStaticWallProperties();
      // Update dynamic wall properties
 +    freeflowProblem->updateDynamicWallProperties(freeflowSol);
@@ -1547,7 +1546,7 @@ diff -ruN exercises/exercise-coupling-ff-pm/turbulence/main.cc exercises/solutio
          // make the new solution the old solution
          solOld = sol;
  
--        // TODO: dumux-course-task 3.A
+-        // TODO: dumux-course-task 3.A:
 +#if EXNUMBER >= 1
          // Update dynamic wall properties
 +        freeflowProblem->updateDynamicWallProperties(freeflowSol);
@@ -1708,7 +1707,7 @@ diff -ruN exercises/exercise-coupling-ff-pm/turbulence/params_c_d.input exercise
 +[RANS]
 +IsFlatWallBounded = True
 diff -ruN exercises/exercise-coupling-ff-pm/turbulence/params.input exercises/solution/exercise-coupling-ff-pm/turbulence/params.input
---- exercises/exercise-coupling-ff-pm/turbulence/params.input	2025-02-26 11:38:46.805818009 +0100
+--- exercises/exercise-coupling-ff-pm/turbulence/params.input	2025-03-07 11:30:34.874192035 +0100
 +++ exercises/solution/exercise-coupling-ff-pm/turbulence/params.input	1970-01-01 01:00:00.000000000 +0100
 @@ -1,73 +0,0 @@
 -[TimeLoop]
@@ -1718,13 +1717,13 @@ diff -ruN exercises/exercise-coupling-ff-pm/turbulence/params.input exercises/so
 -
 -[Freeflow.Grid]
 -Positions0 = 0.0 0.25
--# TODO: dumux-course-task 3.B - use only half of FF domain height
+-# TODO: dumux-course-task 3.B: use only half of FF domain height
 -Positions1 = 0.25 0.5
--# TODO: dumux-course-task 3.C - refine towards interface
+-# TODO: dumux-course-task 3.C: refine towards interface
 -Grading0 = 1.0
 -Grading1 = 1.0
 -Cells0 = 15
--# TODO: dumux-course-task 3.B - use only half of FF domain height and adapt cell number
+-# TODO: dumux-course-task 3.B: use only half of FF domain height and adapt cell number
 -Cells1 = 20
 -Verbosity = true
 -
@@ -1733,7 +1732,7 @@ diff -ruN exercises/exercise-coupling-ff-pm/turbulence/params.input exercises/so
 -Positions1 = 0.0 0.25
 -Cells0 = 15
 -Cells1 = 10
--# TODO: dumux-course-task 3.C - refine towards interface
+-# TODO: dumux-course-task 3.C: refine towards interface
 -Grading0 = 1.0
 -Grading1 = 1.0
 -Verbosity = true
@@ -1861,8 +1860,8 @@ diff -ruN exercises/exercise-coupling-ff-pm/turbulence/params_orig_a.input exerc
 +[RANS]
 +IsFlatWallBounded = True
 diff -ruN exercises/exercise-coupling-ff-pm/turbulence/properties.hh exercises/solution/exercise-coupling-ff-pm/turbulence/properties.hh
---- exercises/exercise-coupling-ff-pm/turbulence/properties.hh	2025-02-26 11:38:46.805818009 +0100
-+++ exercises/solution/exercise-coupling-ff-pm/turbulence/properties.hh	2025-02-26 11:38:46.843816269 +0100
+--- exercises/exercise-coupling-ff-pm/turbulence/properties.hh	2025-03-07 11:30:34.874192035 +0100
++++ exercises/solution/exercise-coupling-ff-pm/turbulence/properties.hh	2025-03-07 10:42:02.619882935 +0100
 @@ -8,8 +8,8 @@
   * \file
   * \brief The coupled exercise properties file or the turbulent case.
@@ -1878,7 +1877,7 @@ diff -ruN exercises/exercise-coupling-ff-pm/turbulence/properties.hh exercises/s
  
  // Free-flow domain
  #include <dumux/discretization/staggered/freeflow/properties.hh>
--// TODO: dumux-course-task 3.A
+-// TODO: dumux-course-task 3.A:
 -// Include headers for compositional k-\omega SST turbulence model here.
 +
 +#if EXNUMBER >= 1
@@ -1893,7 +1892,7 @@ diff -ruN exercises/exercise-coupling-ff-pm/turbulence/properties.hh exercises/s
  // Create new type tags
  namespace TTag {
  struct PorousMediumFlowModel { using InheritsFrom = std::tuple<TwoPTwoCNI, CCTpfaModel>; };
--// TODO: dumux-course-task 3.A
+-// TODO: dumux-course-task 3.A:
 -// Change the entry in the `FreeflowModel` definition accordingly.
 +#if EXNUMBER >= 1
 +struct FreeflowModel { using InheritsFrom = std::tuple<SSTNCNI, StaggeredFreeFlowModel>; };
@@ -1904,7 +1903,7 @@ diff -ruN exercises/exercise-coupling-ff-pm/turbulence/properties.hh exercises/s
  
  // Set the coupling manager
 diff -ruN exercises/exercise-coupling-ff-pm/turbulence/README.md exercises/solution/exercise-coupling-ff-pm/turbulence/README.md
---- exercises/exercise-coupling-ff-pm/turbulence/README.md	2025-03-04 10:55:49.677212273 +0100
+--- exercises/exercise-coupling-ff-pm/turbulence/README.md	2025-03-07 10:34:20.583089982 +0100
 +++ exercises/solution/exercise-coupling-ff-pm/turbulence/README.md	1970-01-01 01:00:00.000000000 +0100
 @@ -1,126 +0,0 @@
 -## 3. Use a turbulence model in the free flow domain
diff --git a/.patches/exercise-fluidsystem/exercise-fluidsystem.patch b/.patches/exercise-fluidsystem/exercise-fluidsystem.patch
index a71e36d28e8c3c76998e921aed9ecac95a26b605..3fa03cc575f29053cace776821172e54d67d8dce 100644
--- a/.patches/exercise-fluidsystem/exercise-fluidsystem.patch
+++ b/.patches/exercise-fluidsystem/exercise-fluidsystem.patch
@@ -1,6 +1,6 @@
 diff -ruN exercises/exercise-fluidsystem/2p2cproblem.hh exercises/solution/exercise-fluidsystem/2p2cproblem.hh
---- exercises/exercise-fluidsystem/2p2cproblem.hh	2025-02-26 11:38:46.805818009 +0100
-+++ exercises/solution/exercise-fluidsystem/2p2cproblem.hh	2025-02-26 11:38:46.843816269 +0100
+--- exercises/exercise-fluidsystem/2p2cproblem.hh	2025-03-07 10:42:02.611882986 +0100
++++ exercises/solution/exercise-fluidsystem/2p2cproblem.hh	2025-03-07 10:42:02.619882935 +0100
 @@ -12,7 +12,7 @@
  #ifndef DUMUX_EXERCISE_FLUIDSYSTEM_B_PROBLEM_HH
  #define DUMUX_EXERCISE_FLUIDSYSTEM_B_PROBLEM_HH
@@ -11,8 +11,8 @@ diff -ruN exercises/exercise-fluidsystem/2p2cproblem.hh exercises/solution/exerc
  #include <dumux/common/boundarytypes.hh>
  #include <dumux/common/properties.hh>
 diff -ruN exercises/exercise-fluidsystem/2pproperties.hh exercises/solution/exercise-fluidsystem/2pproperties.hh
---- exercises/exercise-fluidsystem/2pproperties.hh	2025-02-26 11:38:46.805818009 +0100
-+++ exercises/solution/exercise-fluidsystem/2pproperties.hh	2025-02-26 11:38:46.843816269 +0100
+--- exercises/exercise-fluidsystem/2pproperties.hh	2025-03-07 10:42:02.612882979 +0100
++++ exercises/solution/exercise-fluidsystem/2pproperties.hh	2025-03-07 10:42:02.619882935 +0100
 @@ -25,15 +25,13 @@
  #include "spatialparams.hh"
  
@@ -52,7 +52,7 @@ diff -ruN exercises/exercise-fluidsystem/2pproperties.hh exercises/solution/exer
  public:
      using type = typename FluidSystems::TwoPImmiscible<Scalar, LiquidWaterPhase, LiquidMyComponentPhase>;
 diff -ruN exercises/exercise-fluidsystem/aparams.input exercises/solution/exercise-fluidsystem/aparams.input
---- exercises/exercise-fluidsystem/aparams.input	2025-02-27 11:12:28.808186516 +0100
+--- exercises/exercise-fluidsystem/aparams.input	2025-03-07 11:30:34.874192035 +0100
 +++ exercises/solution/exercise-fluidsystem/aparams.input	2025-02-26 11:38:46.843816269 +0100
 @@ -3,7 +3,7 @@
  DtInitial = 10 # initial time step size [s]
@@ -67,7 +67,7 @@ diff -ruN exercises/exercise-fluidsystem/aparams.input exercises/solution/exerci
  Cells = 60 60 # x-/y-resolution of the grid
  
  [Output]
--# TODO Task 2.2: Set the plot density to true
+-# TODO: dumux-course-task 2.2: set the plot density to true
 -PlotDensity = false # plot density over pressure for your component
 +PlotDensity = true # plot density over pressure for your component
 diff -ruN exercises/exercise-fluidsystem/bparams.input exercises/solution/exercise-fluidsystem/bparams.input
@@ -83,8 +83,8 @@ diff -ruN exercises/exercise-fluidsystem/bparams.input exercises/solution/exerci
  [SpatialParams]
  BrooksCoreyPcEntry = 5.0e2 # [Pa]
 diff -ruN exercises/exercise-fluidsystem/CMakeLists.txt exercises/solution/exercise-fluidsystem/CMakeLists.txt
---- exercises/exercise-fluidsystem/CMakeLists.txt	2025-02-26 11:38:46.805818009 +0100
-+++ exercises/solution/exercise-fluidsystem/CMakeLists.txt	2025-02-26 11:38:46.843816269 +0100
+--- exercises/exercise-fluidsystem/CMakeLists.txt	2025-03-07 10:42:02.612882979 +0100
++++ exercises/solution/exercise-fluidsystem/CMakeLists.txt	2025-03-07 10:42:02.619882935 +0100
 @@ -3,18 +3,16 @@
  
  # executables for exercise part a & b
@@ -111,8 +111,8 @@ diff -ruN exercises/exercise-fluidsystem/CMakeLists.txt exercises/solution/exerc
 -# add a symlink for the grids folder
 -dune_symlink_to_source_files(FILES grids)
 diff -ruN exercises/exercise-fluidsystem/components/mycompressiblecomponent.hh exercises/solution/exercise-fluidsystem/components/mycompressiblecomponent.hh
---- exercises/exercise-fluidsystem/components/mycompressiblecomponent.hh	2025-02-26 11:38:46.806817963 +0100
-+++ exercises/solution/exercise-fluidsystem/components/mycompressiblecomponent.hh	2025-02-26 11:38:46.844816223 +0100
+--- exercises/exercise-fluidsystem/components/mycompressiblecomponent.hh	2025-03-07 10:42:02.612882979 +0100
++++ exercises/solution/exercise-fluidsystem/components/mycompressiblecomponent.hh	2025-03-07 10:42:02.620882929 +0100
 @@ -38,7 +38,7 @@
      static std::string name()
      { return "MyCompressibleComponent"; }
@@ -174,8 +174,8 @@ diff -ruN exercises/exercise-fluidsystem/components/mycompressiblecomponent.hh e
  };
  
 diff -ruN exercises/exercise-fluidsystem/components/myincompressiblecomponent.hh exercises/solution/exercise-fluidsystem/components/myincompressiblecomponent.hh
---- exercises/exercise-fluidsystem/components/myincompressiblecomponent.hh	2025-02-26 11:38:46.806817963 +0100
-+++ exercises/solution/exercise-fluidsystem/components/myincompressiblecomponent.hh	2025-02-26 11:38:46.844816223 +0100
+--- exercises/exercise-fluidsystem/components/myincompressiblecomponent.hh	2025-03-07 10:42:02.612882979 +0100
++++ exercises/solution/exercise-fluidsystem/components/myincompressiblecomponent.hh	2025-03-07 10:42:02.620882929 +0100
 @@ -48,10 +48,7 @@
       */
      static Scalar molarMass()
@@ -214,7 +214,7 @@ diff -ruN exercises/exercise-fluidsystem/components/myincompressiblecomponent.hh
  
 diff -ruN exercises/exercise-fluidsystem/components/plotdensityfunction.py exercises/solution/exercise-fluidsystem/components/plotdensityfunction.py
 --- exercises/exercise-fluidsystem/components/plotdensityfunction.py	1970-01-01 01:00:00.000000000 +0100
-+++ exercises/solution/exercise-fluidsystem/components/plotdensityfunction.py	2025-02-26 11:38:46.844816223 +0100
++++ exercises/solution/exercise-fluidsystem/components/plotdensityfunction.py	2025-03-07 10:42:02.620882929 +0100
 @@ -0,0 +1,22 @@
 +#!usr/bin/env python
 +# SPDX-FileCopyrightText: Copyright © DuMux-Course contributors, see AUTHORS.md in root folder
@@ -239,8 +239,8 @@ diff -ruN exercises/exercise-fluidsystem/components/plotdensityfunction.py exerc
 +plt.semilogx(p, r)
 +plt.show()
 diff -ruN exercises/exercise-fluidsystem/fluidsystems/h2omycompressiblecomponent.hh exercises/solution/exercise-fluidsystem/fluidsystems/h2omycompressiblecomponent.hh
---- exercises/exercise-fluidsystem/fluidsystems/h2omycompressiblecomponent.hh	2025-02-26 11:38:46.806817963 +0100
-+++ exercises/solution/exercise-fluidsystem/fluidsystems/h2omycompressiblecomponent.hh	2025-02-26 11:38:46.844816223 +0100
+--- exercises/exercise-fluidsystem/fluidsystems/h2omycompressiblecomponent.hh	2025-03-07 10:42:02.612882979 +0100
++++ exercises/solution/exercise-fluidsystem/fluidsystems/h2omycompressiblecomponent.hh	2025-03-07 10:42:02.620882929 +0100
 @@ -20,10 +20,10 @@
  #include <dumux/material/fluidsystems/base.hh>
  
@@ -277,8 +277,8 @@ diff -ruN exercises/exercise-fluidsystem/fluidsystems/h2omycompressiblecomponent
          else
          {
 diff -ruN exercises/exercise-fluidsystem/main.cc exercises/solution/exercise-fluidsystem/main.cc
---- exercises/exercise-fluidsystem/main.cc	2025-02-26 11:38:46.806817963 +0100
-+++ exercises/solution/exercise-fluidsystem/main.cc	2025-02-26 11:38:46.844816223 +0100
+--- exercises/exercise-fluidsystem/main.cc	2025-03-07 10:42:02.612882979 +0100
++++ exercises/solution/exercise-fluidsystem/main.cc	2025-03-07 10:42:02.620882929 +0100
 @@ -36,7 +36,7 @@
  int main(int argc, char** argv)
  {
@@ -304,7 +304,7 @@ diff -ruN exercises/exercise-fluidsystem/main.cc exercises/solution/exercise-flu
      using IOFields = GetPropType<TypeTag, Properties::IOFields>;
      VtkOutputModule<GridVariables, SolutionVector> vtkWriter(*gridVariables, x, problem->name());
 diff -ruN exercises/exercise-fluidsystem/README.md exercises/solution/exercise-fluidsystem/README.md
---- exercises/exercise-fluidsystem/README.md	2025-03-04 10:55:49.677212273 +0100
+--- exercises/exercise-fluidsystem/README.md	2025-03-07 10:34:20.584089967 +0100
 +++ exercises/solution/exercise-fluidsystem/README.md	1970-01-01 01:00:00.000000000 +0100
 @@ -1,265 +0,0 @@
 -# Exercise Fluidsystem (DuMuX Course)
@@ -573,8 +573,8 @@ diff -ruN exercises/exercise-fluidsystem/README.md exercises/solution/exercise-f
 -./exercise_fluidsystem_b bparams.input
 -```
 diff -ruN exercises/exercise-fluidsystem/spatialparams.hh exercises/solution/exercise-fluidsystem/spatialparams.hh
---- exercises/exercise-fluidsystem/spatialparams.hh	2025-02-26 11:38:46.806817963 +0100
-+++ exercises/solution/exercise-fluidsystem/spatialparams.hh	2025-02-26 11:38:46.844816223 +0100
+--- exercises/exercise-fluidsystem/spatialparams.hh	2025-03-07 10:42:02.612882979 +0100
++++ exercises/solution/exercise-fluidsystem/spatialparams.hh	2025-03-07 10:42:02.620882929 +0100
 @@ -113,13 +113,17 @@
      template<class FluidSystem>
      int wettingPhaseAtPos(const GlobalPosition& globalPos) const
diff --git a/.patches/exercise-fractures/exercise-fractures.patch b/.patches/exercise-fractures/exercise-fractures.patch
index a786a05bc906b85a867edaecb2ebefc04ca24f3f..e8f59ff444f7dc14ecb8d7feaac74cb4e94245df 100644
--- a/.patches/exercise-fractures/exercise-fractures.patch
+++ b/.patches/exercise-fractures/exercise-fractures.patch
@@ -1,6 +1,6 @@
 diff -ruN exercises/exercise-fractures/CMakeLists.txt exercises/solution/exercise-fractures/CMakeLists.txt
---- exercises/exercise-fractures/CMakeLists.txt	2025-02-26 11:38:46.806817963 +0100
-+++ exercises/solution/exercise-fractures/CMakeLists.txt	2025-02-26 11:38:46.844816223 +0100
+--- exercises/exercise-fractures/CMakeLists.txt	2025-03-07 10:42:02.612882979 +0100
++++ exercises/solution/exercise-fractures/CMakeLists.txt	2025-03-07 10:42:02.620882929 +0100
 @@ -1,9 +1,26 @@
  # SPDX-FileCopyrightText: Copyright © DuMux-Course contributors, see AUTHORS.md in root folder
  # SPDX-License-Identifier: GPL-3.0-or-later
@@ -166,8 +166,8 @@ diff -ruN exercises/exercise-fractures/exercise_fractures_solution_c.input exerc
 +SpatialParams.Barrier.Snr = 0.0
 +SpatialParams.Barrier.Swr = 0.0
 diff -ruN exercises/exercise-fractures/fractureproblem.hh exercises/solution/exercise-fractures/fractureproblem.hh
---- exercises/exercise-fractures/fractureproblem.hh	2025-02-26 11:38:46.806817963 +0100
-+++ exercises/solution/exercise-fractures/fractureproblem.hh	2025-02-26 11:38:46.844816223 +0100
+--- exercises/exercise-fractures/fractureproblem.hh	2025-03-07 11:30:34.874192035 +0100
++++ exercises/solution/exercise-fractures/fractureproblem.hh	2025-03-07 10:42:02.620882929 +0100
 @@ -59,6 +59,10 @@
                         std::shared_ptr<typename ParentType::SpatialParams> spatialParams,
                         const std::string& paramGroup)
@@ -185,7 +185,7 @@ diff -ruN exercises/exercise-fractures/fractureproblem.hh exercises/solution/exe
  
 -        // However, there is one fracture reaching the top boundary. For this
 -        // fracture tip we set Dirichlet Bcs as in the matrix domain
--        // TODO dumux-course-task A
+-        // TODO: dumux-course-task A:
 -        // Change boundary conditions
 -        if (globalPos[1] > this->gridGeometry().bBoxMax()[1] - 1e-6)
 -            values.setAllDirichlet();
@@ -199,8 +199,8 @@ diff -ruN exercises/exercise-fractures/fractureproblem.hh exercises/solution/exe
          return values;
      }
 diff -ruN exercises/exercise-fractures/fracturespatialparams.hh exercises/solution/exercise-fractures/fracturespatialparams.hh
---- exercises/exercise-fractures/fracturespatialparams.hh	2025-03-03 10:33:05.767624826 +0100
-+++ exercises/solution/exercise-fractures/fracturespatialparams.hh	2025-02-26 11:38:46.844816223 +0100
+--- exercises/exercise-fractures/fracturespatialparams.hh	2025-03-07 11:30:34.874192035 +0100
++++ exercises/solution/exercise-fractures/fracturespatialparams.hh	2025-03-07 10:42:02.620882929 +0100
 @@ -41,6 +41,7 @@
      using Element = typename GridView::template Codim<0>::Entity;
      using GlobalPosition = typename Element::Geometry::GlobalCoordinate;
@@ -226,7 +226,7 @@ diff -ruN exercises/exercise-fractures/fracturespatialparams.hh exercises/soluti
                                    const SubControlVolume& scv,
                                    const ElementSolution& elemSol) const
      {
--        // TODO dumux-course-task B/C
+-        // TODO: dumux-course-task B/C:
 -        // Change fracture properties
 -        return permeability_;
 +        // in the unmodified state and exercise part a return the non-barrier parameters
@@ -252,7 +252,7 @@ diff -ruN exercises/exercise-fractures/fracturespatialparams.hh exercises/soluti
                      const SubControlVolume& scv,
                      const ElementSolution& elemSol) const
      {
--        // TODO dumux-course-task B/C
+-        // TODO: dumux-course-task B/C:
 -        // Change fracture properties
 -        return porosity_;
 +        // in the unmodified state and exercise part a return the non-barrier parameters
@@ -278,7 +278,7 @@ diff -ruN exercises/exercise-fractures/fracturespatialparams.hh exercises/soluti
                                  const SubControlVolume& scv,
                                  const ElementSolution& elemSol) const
      {
--        // TODO dumux-course-task B/C
+-        // TODO: dumux-course-task B/C:
 -        // Change fracture properties
 -        return makeFluidMatrixInteraction(pcKrSwCurve_);
 +        // in the unmodified state and exercise part a return the non-barrier parameters
@@ -322,8 +322,8 @@ diff -ruN exercises/exercise-fractures/fracturespatialparams.hh exercises/soluti
  
  } // end namespace Dumux
 diff -ruN exercises/exercise-fractures/main.cc exercises/solution/exercise-fractures/main.cc
---- exercises/exercise-fractures/main.cc	2025-02-26 11:38:46.808817872 +0100
-+++ exercises/solution/exercise-fractures/main.cc	2025-02-26 11:38:46.845816177 +0100
+--- exercises/exercise-fractures/main.cc	2025-03-07 10:42:02.613882973 +0100
++++ exercises/solution/exercise-fractures/main.cc	2025-03-07 10:42:02.620882929 +0100
 @@ -245,4 +245,5 @@
      Parameters::print();
  
@@ -331,8 +331,8 @@ diff -ruN exercises/exercise-fractures/main.cc exercises/solution/exercise-fract
 +
  }// end main
 diff -ruN exercises/exercise-fractures/matrixproblem.hh exercises/solution/exercise-fractures/matrixproblem.hh
---- exercises/exercise-fractures/matrixproblem.hh	2025-03-03 10:40:58.942820843 +0100
-+++ exercises/solution/exercise-fractures/matrixproblem.hh	2025-02-26 11:38:46.845816177 +0100
+--- exercises/exercise-fractures/matrixproblem.hh	2025-03-07 11:30:34.875192028 +0100
++++ exercises/solution/exercise-fractures/matrixproblem.hh	2025-03-07 10:42:02.621882923 +0100
 @@ -65,11 +65,18 @@
      : ParentType(gridGeometry, spatialParams, paramGroup)
      , boundaryOverPressure_(getParamFromGroup<Scalar>(paramGroup, "Problem.BoundaryOverPressure"))
@@ -358,7 +358,7 @@ diff -ruN exercises/exercise-fractures/matrixproblem.hh exercises/solution/exerc
  
 -        // we consider buoancy-driven upwards migration of nitrogen and set
 -        // Dirichlet BCs on the top and bottom boundary
--        // TODO dumux-course-task A
+-        // TODO: dumux-course-task A:
 -        // Change boundary conditions and Dirichlet values!
 -        values.setAllNeumann();
 -        if (globalPos[1] < 1e-6 || globalPos[1] > this->gridGeometry().bBoxMax()[1] - 1e-6)
@@ -387,11 +387,11 @@ diff -ruN exercises/exercise-fractures/matrixproblem.hh exercises/solution/exerc
          // the interior boundary conditions to Dirichlet.
          // IMPORTANT: Note that you will never be asked to set any values at the interior boundaries!
          //            This simply chooses a different interface condition!
--        // TODO dumux-course-task B
+-        // TODO: dumux-course-task B:
 -        // Change coupling conditions!
          values.setAllDirichlet();
  
--        // TODO dumux-course-task additional task
+-        // TODO: dumux-course-task additional task:
 -        // Set interior boundary condition depending on the domain marker of the fracture domain elements!
 +        if (isExercisePartB_)
 +            values.setAllNeumann();
@@ -422,7 +422,7 @@ diff -ruN exercises/exercise-fractures/matrixproblem.hh exercises/solution/exerc
          auto values = initialAtPos(globalPos);
  
 -        // nitrogen is in contact with the domain on the center half of the lower boundary
--        // TODO dumux-course-task A
+-        // TODO: dumux-course-task A:
 -        // Change boundary conditions and Dirichlet values!
 -        if (globalPos[1] < 1e-6 && globalPos[0] > 25.0 && globalPos[0] < 75.0)
 -            values[saturationIdx] = boundarySaturation_;
@@ -457,8 +457,8 @@ diff -ruN exercises/exercise-fractures/matrixproblem.hh exercises/solution/exerc
  
  } // end namespace Dumux
 diff -ruN exercises/exercise-fractures/matrixspatialparams.hh exercises/solution/exercise-fractures/matrixspatialparams.hh
---- exercises/exercise-fractures/matrixspatialparams.hh	2025-02-26 11:38:46.808817872 +0100
-+++ exercises/solution/exercise-fractures/matrixspatialparams.hh	2025-02-26 11:38:46.845816177 +0100
+--- exercises/exercise-fractures/matrixspatialparams.hh	2025-03-07 10:42:02.613882973 +0100
++++ exercises/solution/exercise-fractures/matrixspatialparams.hh	2025-03-07 10:42:02.621882923 +0100
 @@ -40,6 +40,7 @@
      using Element = typename GridView::template Codim<0>::Entity;
      using GlobalPosition = typename Element::Geometry::GlobalCoordinate;
@@ -468,13 +468,13 @@ diff -ruN exercises/exercise-fractures/matrixspatialparams.hh exercises/solution
  
  public:
 diff -ruN exercises/exercise-fractures/params.input exercises/solution/exercise-fractures/params.input
---- exercises/exercise-fractures/params.input	2025-03-03 10:08:54.361892136 +0100
+--- exercises/exercise-fractures/params.input	2025-03-07 11:30:34.875192028 +0100
 +++ exercises/solution/exercise-fractures/params.input	2025-02-26 11:38:46.845816177 +0100
 @@ -4,8 +4,10 @@
  MaxTimeStepSize = 2500 # [s]
  
  [Problem]
--# TODO dumux-course-task A: switch off gravity
+-# TODO: dumux-course-task A: switch off gravity
  EnableGravity = true
 +IsExercisePartA = false
 +IsExercisePartB = false
@@ -497,7 +497,7 @@ diff -ruN exercises/exercise-fractures/params.input exercises/solution/exercise-
  SpatialParams.PermeabilityBarrier = 1e-16
  SpatialParams.Porosity = 0.85
  SpatialParams.PorosityBarrier = 0.05
--# TODO: set the VGAlpha parameter e.g. to 1e.5 and examine the nitrogen saturation in the fracture tips (then reset to 1e-1 again)
+-# TODO: dumux-course-task: set the VGAlpha parameter e.g. to 1e.5 and examine the nitrogen saturation in the fracture tips (then reset to 1e-1 again)
 -SpatialParams.VanGenuchtenAlpha = 1e-1
 -SpatialParams.VanGenuchtenN = 2
 -SpatialParams.Swr = 0.0
@@ -514,8 +514,8 @@ diff -ruN exercises/exercise-fractures/params.input exercises/solution/exercise-
 +SpatialParams.Swr = 0.0
 +SpatialParams.SwrBarrier = 0.0
 diff -ruN exercises/exercise-fractures/properties.hh exercises/solution/exercise-fractures/properties.hh
---- exercises/exercise-fractures/properties.hh	2025-02-26 11:38:46.808817872 +0100
-+++ exercises/solution/exercise-fractures/properties.hh	2025-02-26 11:38:46.845816177 +0100
+--- exercises/exercise-fractures/properties.hh	2025-03-07 10:42:02.613882973 +0100
++++ exercises/solution/exercise-fractures/properties.hh	2025-03-07 10:42:02.621882923 +0100
 @@ -45,6 +45,7 @@
  // with tpfa.
  #include <dumux/multidomain/facet/cellcentered/tpfa/properties.hh>
@@ -534,7 +534,7 @@ diff -ruN exercises/exercise-fractures/properties.hh exercises/solution/exercise
  struct Grid<TypeTag, TTag::MatrixProblem> { using type = Dune::ALUGrid<2, 2, Dune::simplex, Dune::conforming>; };
  template<class TypeTag>
 diff -ruN exercises/exercise-fractures/README.md exercises/solution/exercise-fractures/README.md
---- exercises/exercise-fractures/README.md	2025-03-04 10:55:49.677212273 +0100
+--- exercises/exercise-fractures/README.md	2025-03-07 11:30:34.874192035 +0100
 +++ exercises/solution/exercise-fractures/README.md	1970-01-01 01:00:00.000000000 +0100
 @@ -1,216 +0,0 @@
 -# Exercise Discrete Fractures (DuMuX Course)
@@ -696,7 +696,7 @@ diff -ruN exercises/exercise-fractures/README.md exercises/solution/exercise-fra
 -    // the interior boundary conditions to Dirichlet.
 -    // IMPORTANT: Note that you will never be asked to set any values at the interior boundaries!
 -    //            This simply chooses a different interface condition!
--    // TODO dumux-course-task C
+-    // TODO: dumux-course-task B:
 -    // Change coupling conditions!
 -    values.setAllDirichlet();
 -
diff --git a/.patches/exercise-grids/exercise-grids.patch b/.patches/exercise-grids/exercise-grids.patch
index 57d8511dd6c8897f2f1ad1df1c07ec9962163fe5..1b66612384b7769f96dc343fe0922780895f51d0 100644
--- a/.patches/exercise-grids/exercise-grids.patch
+++ b/.patches/exercise-grids/exercise-grids.patch
@@ -1,6 +1,6 @@
 diff -ruN exercises/exercise-grids/CMakeLists.txt exercises/solution/exercise-grids/CMakeLists.txt
---- exercises/exercise-grids/CMakeLists.txt	2025-02-26 11:38:46.808817872 +0100
-+++ exercises/solution/exercise-grids/CMakeLists.txt	2025-02-26 11:38:46.845816177 +0100
+--- exercises/exercise-grids/CMakeLists.txt	2025-03-07 10:42:02.613882973 +0100
++++ exercises/solution/exercise-grids/CMakeLists.txt	2025-03-07 10:42:02.621882923 +0100
 @@ -2,7 +2,7 @@
  # SPDX-License-Identifier: GPL-3.0-or-later
  
@@ -55,8 +55,8 @@ diff -ruN exercises/exercise-grids/grids/grid_structured.geo exercises/solution/
 -Transfinite Volume "*";
 -
 diff -ruN exercises/exercise-grids/main.cc exercises/solution/exercise-grids/main.cc
---- exercises/exercise-grids/main.cc	2025-02-26 11:38:46.809817826 +0100
-+++ exercises/solution/exercise-grids/main.cc	2025-02-26 11:38:46.846816132 +0100
+--- exercises/exercise-grids/main.cc	2025-03-07 10:42:02.614882967 +0100
++++ exercises/solution/exercise-grids/main.cc	2025-03-07 10:42:02.621882923 +0100
 @@ -6,7 +6,7 @@
  //
  /*!
@@ -67,8 +67,8 @@ diff -ruN exercises/exercise-grids/main.cc exercises/solution/exercise-grids/mai
  #include <config.h>
  
 diff -ruN exercises/exercise-grids/params.input exercises/solution/exercise-grids/params.input
---- exercises/exercise-grids/params.input	2025-02-26 11:38:46.809817826 +0100
-+++ exercises/solution/exercise-grids/params.input	2025-02-26 11:38:46.846816132 +0100
+--- exercises/exercise-grids/params.input	2025-03-07 11:30:34.875192028 +0100
++++ exercises/solution/exercise-grids/params.input	2025-03-07 11:30:34.878192008 +0100
 @@ -3,13 +3,34 @@
  TEnd = 3.154e9 # in seconds, i.e ten years
  
@@ -78,11 +78,11 @@ diff -ruN exercises/exercise-grids/params.input exercises/solution/exercise-grid
 +# UpperRight = 60 40
 +# Cells = 24 16
 +
- # TODO: Task 1: Globally refine your grid
--# TODO: Task 2: Develop grid input parameters that can be split into zones
+ # TODO: dumux-course-task 1: Globally refine your grid
+-# TODO: dumux-course-task 2: Develop grid input parameters that can be split into zones
 +# Refinement = 2
 +
-+# TODO: Task 2: Develop even grid input parameters that can be split into zones
++# TODO: dumux-course-task 2: Develop even grid input parameters that can be split into zones
 +# Positions0 = 0 60
 +# Positions1 = 0 40
 +# Cells0 = 24
@@ -90,9 +90,9 @@ diff -ruN exercises/exercise-grids/params.input exercises/solution/exercise-grid
 +# Grading0 = 1.0
 +# Grading1 = 1.0
 +
- # TODO: Task 3: Using the zoning and grading parameters, redevelop your grid to optimize your refinement in the areas that matter.
--# TODO: Task 4: Run your simulation with the provided structured grid file ./grids/grid_structured.msh
--# TODO: Task 5: Run your simulation with the provided unstructured grid file ./grids/grid_unstructured.msh
+ # TODO: dumux-course-task 3: Using the zoning and grading parameters, redevelop your grid to optimize your refinement in the areas that matter.
+-# TODO: dumux-course-task 4: Run your simulation with the provided structured grid file ./grids/grid_structured.msh
+-# TODO: dumux-course-task 5: Run your simulation with the provided unstructured grid file ./grids/grid_unstructured.msh
 +Positions0 = 0 40 60
 +Positions1 = 0 25 30 35 40
 +Cells0 = 10 14
@@ -100,18 +100,18 @@ diff -ruN exercises/exercise-grids/params.input exercises/solution/exercise-grid
 +Grading0 = 1.0 -1.25
 +Grading1 = 1.0 -1.2 1.2 1.0
 +
-+# TODO: Task 4: Run your simulation the provided structured grid file ./grids/grid_structured.msh
++# TODO: dumux-course-task 4: Run your simulation the provided structured grid file ./grids/grid_structured.msh
 +# File = ./grids/grid_structured.msh
 +# File = ./grids/grid_structured.dgf
 +
-+# TODO: Task 5: Run your simulation the provided structured grid file ./grids/grid_unstructured.msh
++# TODO: dumux-course-task 5: Run your simulation the provided structured grid file ./grids/grid_unstructured.msh
 +#File = ./grids/grid_unstructured.msh
  
  [Problem]
  Name = grid_exercise
 diff -ruN exercises/exercise-grids/properties.hh exercises/solution/exercise-grids/properties.hh
---- exercises/exercise-grids/properties.hh	2025-02-26 11:38:46.809817826 +0100
-+++ exercises/solution/exercise-grids/properties.hh	2025-02-26 11:38:46.846816132 +0100
+--- exercises/exercise-grids/properties.hh	2025-03-07 11:30:34.875192028 +0100
++++ exercises/solution/exercise-grids/properties.hh	2025-03-07 11:30:34.878192008 +0100
 @@ -5,9 +5,9 @@
  // SPDX-License-Identifier: GPL-3.0-or-later
  //
@@ -140,23 +140,23 @@ diff -ruN exercises/exercise-grids/properties.hh exercises/solution/exercise-gri
 +//Set the grid type
 +// template<class TypeTag>
 +// struct Grid<TypeTag, TTag::Injection2p> { using type = Dune::YaspGrid<2>; };
-+// TODO: Task 2: Replace the above Grid Property definition with a more flexible grid (Use Dune::TensorProductCoordinates)
++// TODO: dumux-course-task 2: Replace the above Grid Property definition with a more flexible grid (Use Dune::TensorProductCoordinates)
  template<class TypeTag>
 -struct Grid<TypeTag, TTag::Injection2p> { using type = Dune::YaspGrid<2>; };
--// TODO: dumux-course-task 2
+-// TODO: dumux-course-task 2:
 -//Replace the above Grid Property definition with a more flexible grid (Use Dune::TensorProductCoordinates)
 -
--// TODO: dumux-course-task 4
+-// TODO: dumux-course-task 4:
 -// Replace the above Grid Property definition to read in a external structured grid via a .msh file (Use Dune::ALUGrid and Dune:cube)
 +struct Grid<TypeTag, TTag::Injection2p> { using type = Dune::YaspGrid<2, Dune::TensorProductCoordinates<double, 2> >; };
  
--// TODO: dumux-course-task 5
+-// TODO: dumux-course-task 5:
 -// Replace the above Grid Property definition to read in a external unstructured grid via a .msh file (Use Dune::ALUGrid and Dune::simplex)
-+// TODO: Task 4: Replace the above Grid Property definition to read in a external structured grid via a .msh file (Use Dune::ALUGrid and Dune:cube)
++// TODO: dumux-course-task 4: Replace the above Grid Property definition to read in a external structured grid via a .msh file (Use Dune::ALUGrid and Dune:cube)
 +// template<class TypeTag>
 +// struct Grid<TypeTag, TTag::Injection2p> { using type = Dune::ALUGrid<2, 2, Dune::cube, Dune::nonconforming>; };
 +
-+// TODO: Task 5: Replace the above Grid Property definition to read in a external unstructured grid via a .msh file (Use Dune::ALUGrid and Dune::simplex)
++// TODO: dumux-course-task 5: Replace the above Grid Property definition to read in a external unstructured grid via a .msh file (Use Dune::ALUGrid and Dune::simplex)
 +// template<class TypeTag>
 +// struct Grid<TypeTag, TTag::Injection2p> { using type = Dune::ALUGrid<2, 2, Dune::simplex, Dune::nonconforming>; };
  
diff --git a/.patches/exercise-mainfile/exercise-mainfile.patch b/.patches/exercise-mainfile/exercise-mainfile.patch
index e7d1e8d3f21e2ab1ec8b4004db31555a0d1f5c34..a3e6f128c7c5caf9413a54b0e5b5cde34bcd6449 100644
--- a/.patches/exercise-mainfile/exercise-mainfile.patch
+++ b/.patches/exercise-mainfile/exercise-mainfile.patch
@@ -1,6 +1,6 @@
 diff -ruN exercises/exercise-mainfile/CMakeLists.txt exercises/solution/exercise-mainfile/CMakeLists.txt
---- exercises/exercise-mainfile/CMakeLists.txt	2025-02-26 11:38:46.809817826 +0100
-+++ exercises/solution/exercise-mainfile/CMakeLists.txt	2025-02-26 11:38:46.846816132 +0100
+--- exercises/exercise-mainfile/CMakeLists.txt	2025-03-07 10:42:02.614882967 +0100
++++ exercises/solution/exercise-mainfile/CMakeLists.txt	2025-03-07 10:42:02.621882923 +0100
 @@ -2,14 +2,9 @@
  # SPDX-License-Identifier: GPL-3.0-or-later
  
@@ -20,7 +20,7 @@ diff -ruN exercises/exercise-mainfile/CMakeLists.txt exercises/solution/exercise
  # add a symlink for each input file
  add_input_file_links()
 diff -ruN exercises/exercise-mainfile/exercise1pamain.cc exercises/solution/exercise-mainfile/exercise1pamain.cc
---- exercises/exercise-mainfile/exercise1pamain.cc	2025-02-26 11:38:46.809817826 +0100
+--- exercises/exercise-mainfile/exercise1pamain.cc	2025-03-07 11:30:34.875192028 +0100
 +++ exercises/solution/exercise-mainfile/exercise1pamain.cc	1970-01-01 01:00:00.000000000 +0100
 @@ -1,130 +0,0 @@
 -// -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
@@ -112,7 +112,7 @@ diff -ruN exercises/exercise-mainfile/exercise1pamain.cc exercises/solution/exer
 -
 -    Dune::Timer timer;
 -
--    // TODO: dumux-course-task 3
+-    // TODO: dumux-course-task 3:
 -    // Change the differentiation method to analytic by changing from DiffMethod::numeric to DiffMethod::analytic
 -
 -    // the assembler for stationary problems
@@ -155,7 +155,7 @@ diff -ruN exercises/exercise-mainfile/exercise1pamain.cc exercises/solution/exer
 -}// end main
 diff -ruN exercises/exercise-mainfile/exercise1pa_solution_main.cc exercises/solution/exercise-mainfile/exercise1pa_solution_main.cc
 --- exercises/exercise-mainfile/exercise1pa_solution_main.cc	1970-01-01 01:00:00.000000000 +0100
-+++ exercises/solution/exercise-mainfile/exercise1pa_solution_main.cc	2025-02-26 11:38:46.847816086 +0100
++++ exercises/solution/exercise-mainfile/exercise1pa_solution_main.cc	2025-03-07 11:30:34.878192008 +0100
 @@ -0,0 +1,130 @@
 +// -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
 +// vi: set et ts=4 sw=4 sts=4:
@@ -246,7 +246,7 @@ diff -ruN exercises/exercise-mainfile/exercise1pa_solution_main.cc exercises/sol
 +
 +    Dune::Timer timer;
 +
-+    // TODO: dumux-course-task 3
++    // TODO: dumux-course-task 3:
 +    // Change the differentiation method to analytic by changing from DiffMethod::numeric to DiffMethod::analytic
 +
 +    // the assembler for stationary problems
@@ -288,7 +288,7 @@ diff -ruN exercises/exercise-mainfile/exercise1pa_solution_main.cc exercises/sol
 +
 +}// end main
 diff -ruN exercises/exercise-mainfile/exercise1pbmain.cc exercises/solution/exercise-mainfile/exercise1pbmain.cc
---- exercises/exercise-mainfile/exercise1pbmain.cc	2025-02-26 11:38:46.810817780 +0100
+--- exercises/exercise-mainfile/exercise1pbmain.cc	2025-03-07 10:42:02.614882967 +0100
 +++ exercises/solution/exercise-mainfile/exercise1pbmain.cc	1970-01-01 01:00:00.000000000 +0100
 @@ -1,120 +0,0 @@
 -// -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
@@ -412,7 +412,7 @@ diff -ruN exercises/exercise-mainfile/exercise1pbmain.cc exercises/solution/exer
 -
 -}// end main
 diff -ruN exercises/exercise-mainfile/exercise1pcmain.cc exercises/solution/exercise-mainfile/exercise1pcmain.cc
---- exercises/exercise-mainfile/exercise1pcmain.cc	2025-02-26 11:38:46.810817780 +0100
+--- exercises/exercise-mainfile/exercise1pcmain.cc	2025-03-07 10:42:02.614882967 +0100
 +++ exercises/solution/exercise-mainfile/exercise1pcmain.cc	1970-01-01 01:00:00.000000000 +0100
 @@ -1,146 +0,0 @@
 -// -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
@@ -562,7 +562,7 @@ diff -ruN exercises/exercise-mainfile/exercise1pcmain.cc exercises/solution/exer
 -
 -}// end main
 diff -ruN exercises/exercise-mainfile/exercise_mainfile_a.input exercises/solution/exercise-mainfile/exercise_mainfile_a.input
---- exercises/exercise-mainfile/exercise_mainfile_a.input	2025-02-26 13:56:01.169864268 +0100
+--- exercises/exercise-mainfile/exercise_mainfile_a.input	2025-03-07 11:30:34.875192028 +0100
 +++ exercises/solution/exercise-mainfile/exercise_mainfile_a.input	1970-01-01 01:00:00.000000000 +0100
 @@ -1,19 +0,0 @@
 -[Grid]
@@ -582,7 +582,7 @@ diff -ruN exercises/exercise-mainfile/exercise_mainfile_a.input exercises/soluti
 -
 -[Assembly.NumericDifference]
 -PriVarMagnitude = 1e5
--# TODO: Task 3: Change BaseEpsilon to a smaller value 1e-15
+-# TODO: dumux-course-task 3: Change BaseEpsilon to a smaller value 1e-15
 -BaseEpsilon = 1e-10
 diff -ruN exercises/exercise-mainfile/exercise_mainfile_a_solution.input exercises/solution/exercise-mainfile/exercise_mainfile_a_solution.input
 --- exercises/exercise-mainfile/exercise_mainfile_a_solution.input	1970-01-01 01:00:00.000000000 +0100
@@ -653,12 +653,12 @@ diff -ruN exercises/exercise-mainfile/exercise_mainfile_c.input exercises/soluti
 -[Assembly.NumericDifference]
 -PriVarMagnitude = 1e5
 diff -ruN exercises/exercise-mainfile/properties.hh exercises/solution/exercise-mainfile/properties.hh
---- exercises/exercise-mainfile/properties.hh	2025-02-26 11:38:46.810817780 +0100
-+++ exercises/solution/exercise-mainfile/properties.hh	2025-02-26 11:38:46.847816086 +0100
+--- exercises/exercise-mainfile/properties.hh	2025-03-07 11:30:34.875192028 +0100
++++ exercises/solution/exercise-mainfile/properties.hh	2025-03-07 11:30:34.878192008 +0100
 @@ -25,8 +25,8 @@
  
  #include <dumux/porousmediumflow/1p/model.hh>
- // TODO: dumux-course-task 3
+ // TODO: dumux-course-task 3:
 -// uncomment the incompressiblelocalresidual which is a specialization of the standard immiscible localresidual for one phase incompressible cases and provides an analytic jacobian.
 -// #include <dumux/porousmediumflow/1p/incompressiblelocalresidual.hh>
 +// uncomment the incompressiblelocalresidual which is a specialization of the standard immisible localresidual for one phase incompressible cases and provides an analytic jacobian.
@@ -668,7 +668,7 @@ diff -ruN exercises/exercise-mainfile/properties.hh exercises/solution/exercise-
  #include "1pproblem.hh"
 @@ -68,8 +68,8 @@
  
- // TODO: dumux-course-task 3
+ // TODO: dumux-course-task 3:
  // set the OneP Incompressible local residual for the OnePIncompressible type tag. This provides an analytic jacobian to be used for the analytic solution. Change that by setting:
 -// template<class TypeTag>
 -// struct LocalResidual<TypeTag, TTag::OnePIncompressible> { using type = OnePIncompressibleLocalResidual<TypeTag>; };
@@ -678,7 +678,7 @@ diff -ruN exercises/exercise-mainfile/properties.hh exercises/solution/exercise-
  
  // the fluid system for compressible tests
 diff -ruN exercises/exercise-mainfile/README.md exercises/solution/exercise-mainfile/README.md
---- exercises/exercise-mainfile/README.md	2025-03-04 10:55:49.677212273 +0100
+--- exercises/exercise-mainfile/README.md	2025-03-07 10:34:20.586089939 +0100
 +++ exercises/solution/exercise-mainfile/README.md	1970-01-01 01:00:00.000000000 +0100
 @@ -1,196 +0,0 @@
 -# Exercise Mainfiles (DuMuX course)
diff --git a/.patches/exercise-model/exercise-model.patch b/.patches/exercise-model/exercise-model.patch
index 1a7d07eaec995b937a63d9646dd0ab9722550f27..a84dc5827fa776b513b13586e8c569ab7ae2bd76 100644
--- a/.patches/exercise-model/exercise-model.patch
+++ b/.patches/exercise-model/exercise-model.patch
@@ -1,6 +1,6 @@
 diff -ruN exercises/exercise-model/CMakeLists.txt exercises/solution/exercise-model/CMakeLists.txt
---- exercises/exercise-model/CMakeLists.txt	2025-02-26 11:38:46.810817780 +0100
-+++ exercises/solution/exercise-model/CMakeLists.txt	2025-02-26 11:38:46.847816086 +0100
+--- exercises/exercise-model/CMakeLists.txt	2025-03-07 10:42:02.615882961 +0100
++++ exercises/solution/exercise-model/CMakeLists.txt	2025-03-07 10:42:02.621882923 +0100
 @@ -3,5 +3,5 @@
  
  dune_symlink_to_source_files(FILES images params.input)
@@ -9,33 +9,31 @@ diff -ruN exercises/exercise-model/CMakeLists.txt exercises/solution/exercise-mo
 +dumux_add_test(NAME exercise_nonlineardiffusion_sol
                 SOURCES main.cc)
 diff -ruN exercises/exercise-model/main.cc exercises/solution/exercise-model/main.cc
---- exercises/exercise-model/main.cc	2025-02-28 10:53:32.830702341 +0100
-+++ exercises/solution/exercise-model/main.cc	2025-02-26 11:38:46.847816086 +0100
-@@ -29,7 +29,7 @@
- #include <dumux/nonlinear/newtonsolver.hh>
+--- exercises/exercise-model/main.cc	2025-03-07 11:30:34.876192021 +0100
++++ exercises/solution/exercise-model/main.cc	2025-03-07 11:30:34.878192008 +0100
+@@ -30,6 +30,7 @@
  #include <dumux/assembly/fvassembler.hh>
  
--// TODO Task 3.1: Include the header model.hh
+ // TODO: dumux-course-task 3.1: include the header model.hh
 +#include "model.hh"
  
  /*!
   * \ingroup NonlinearDiffusion
-@@ -79,8 +79,8 @@
+@@ -79,8 +80,8 @@
  
  struct NonlinearDiffusionTest
  {
--    // TODO Task 3.1: We need to set our model by replacing ModelTypeTag
+-    // TODO: dumux-course-task 3.1: we need to set our model by replacing ModelTypeTag
 -    using InheritsFrom = std::tuple</*ModelTypeTag,*/BoxModel>;
-+    // TODO: We need to set our model by replacing ModelTypeTag
++    // TODO: dumux-course-task 3.1: We need to set our model by replacing ModelTypeTag
 +    using InheritsFrom = std::tuple<NonlinearDiffusionModel, BoxModel>;
  
      using Scalar = double;
      using Grid = Dune::YaspGrid<2>;
-@@ -138,63 +138,62 @@
-     // the problem for the boundary conditions, a solution vector and a grid variables instance.
+@@ -139,62 +140,62 @@
      auto gridGeometry = std::make_shared<GridGeometry>(gridManager.grid().leafGridView());
  
--    // TODO Task 3.2: Uncomment when the model is implemented
+     // TODO: dumux-course-task 3.2: uncomment when the model is implemented
 -    // using Scalar = GetPropType<TypeTag, Properties::Scalar>;
 -    // using Problem = GetPropType<TypeTag, Properties::Problem>;
 -    // using SolutionVector = GetPropType<TypeTag, Properties::SolutionVector>;
@@ -150,7 +148,7 @@ diff -ruN exercises/exercise-model/main.cc exercises/solution/exercise-model/mai
  }// end main
 diff -ruN exercises/exercise-model/model.hh exercises/solution/exercise-model/model.hh
 --- exercises/exercise-model/model.hh	1970-01-01 01:00:00.000000000 +0100
-+++ exercises/solution/exercise-model/model.hh	2025-02-26 11:38:46.847816086 +0100
++++ exercises/solution/exercise-model/model.hh	2025-03-07 10:42:02.622882916 +0100
 @@ -0,0 +1,210 @@
 +// -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
 +// vi: set et ts=4 sw=4 sts=4:
@@ -363,7 +361,7 @@ diff -ruN exercises/exercise-model/model.hh exercises/solution/exercise-model/mo
 +
 +#endif
 diff -ruN exercises/exercise-model/README.md exercises/solution/exercise-model/README.md
---- exercises/exercise-model/README.md	2025-03-04 10:55:49.677212273 +0100
+--- exercises/exercise-model/README.md	2025-03-07 11:30:34.876192021 +0100
 +++ exercises/solution/exercise-model/README.md	1970-01-01 01:00:00.000000000 +0100
 @@ -1,195 +0,0 @@
 -# Exercise Model (DuMuX course)
@@ -453,7 +451,7 @@ diff -ruN exercises/exercise-model/README.md exercises/solution/exercise-model/R
 -
 -struct NonlinearDiffusionTest
 -{
--    // TODO: Set new model by replacing ModelTypeTag
+-    // TODO: dumux-course-task 3.1: Set new model by replacing ModelTypeTag
 -    using InheritsFrom = std::tuple</*ModelTypeTag,*/BoxModel>;
 -
 -    // Further property definitions
diff --git a/.patches/exercise-properties/exercise-properties.patch b/.patches/exercise-properties/exercise-properties.patch
index 12096d276204d999eefd34a0251e0a637c71b2a8..05a072c2551e767ba960617e4356c96b65914974 100644
--- a/.patches/exercise-properties/exercise-properties.patch
+++ b/.patches/exercise-properties/exercise-properties.patch
@@ -1,6 +1,6 @@
 diff -ruN exercises/exercise-properties/CMakeLists.txt exercises/solution/exercise-properties/CMakeLists.txt
---- exercises/exercise-properties/CMakeLists.txt	2025-02-26 11:38:46.811817734 +0100
-+++ exercises/solution/exercise-properties/CMakeLists.txt	2025-02-26 11:38:46.847816086 +0100
+--- exercises/exercise-properties/CMakeLists.txt	2025-03-07 10:42:02.615882961 +0100
++++ exercises/solution/exercise-properties/CMakeLists.txt	2025-03-07 10:42:02.622882916 +0100
 @@ -1,8 +1,8 @@
  # SPDX-FileCopyrightText: Copyright © DuMux-Course contributors, see AUTHORS.md in root folder
  # SPDX-License-Identifier: GPL-3.0-or-later
@@ -13,13 +13,13 @@ diff -ruN exercises/exercise-properties/CMakeLists.txt exercises/solution/exerci
  
  # add a symlink for each input file
 diff -ruN exercises/exercise-properties/mylocalresidual.hh exercises/solution/exercise-properties/mylocalresidual.hh
---- exercises/exercise-properties/mylocalresidual.hh	2025-03-04 10:55:49.677212273 +0100
-+++ exercises/solution/exercise-properties/mylocalresidual.hh	2025-03-04 10:55:49.677212273 +0100
+--- exercises/exercise-properties/mylocalresidual.hh	2025-03-07 11:30:34.876192021 +0100
++++ exercises/solution/exercise-properties/mylocalresidual.hh	2025-03-07 10:42:02.622882916 +0100
 @@ -59,8 +59,6 @@
       * \note The volVars can be different to allow computing
       *       the implicit euler time derivative here
       */
--    // TODO: dumux-course-task 3
+-    // TODO: dumux-course-task 3:
 -    // Eliminate density from the storage term
      NumEqVector computeStorage(const Problem& problem,
                                 const SubControlVolume& scv,
@@ -36,7 +36,7 @@ diff -ruN exercises/exercise-properties/mylocalresidual.hh exercises/solution/ex
       * \param scvf The sub control volume face to compute the flux on
       * \param elemFluxVarsCache The cache related to flux computation
       */
--    // TODO: dumux-course-task
+-    // TODO: dumux-course-task 3:
 -    // Eliminate the density from the flux term
      NumEqVector computeFlux(const Problem& problem,
                              const Element& element,
@@ -51,8 +51,8 @@ diff -ruN exercises/exercise-properties/mylocalresidual.hh exercises/solution/ex
              auto eqIdx = conti0EqIdx + phaseIdx;
              flux[eqIdx] = fluxVars.advectiveFlux(phaseIdx, upwindTerm);
 diff -ruN exercises/exercise-properties/problem.hh exercises/solution/exercise-properties/problem.hh
---- exercises/exercise-properties/problem.hh	2025-02-26 11:38:46.811817734 +0100
-+++ exercises/solution/exercise-properties/problem.hh	2025-02-26 11:38:46.847816086 +0100
+--- exercises/exercise-properties/problem.hh	2025-03-07 11:30:34.876192021 +0100
++++ exercises/solution/exercise-properties/problem.hh	2025-03-07 10:42:02.622882916 +0100
 @@ -11,6 +11,7 @@
  #ifndef DUMUX_INCOMPRESSIBLE_TWOP_TEST_PROBLEM_HH
  #define DUMUX_INCOMPRESSIBLE_TWOP_TEST_PROBLEM_HH
@@ -65,7 +65,7 @@ diff -ruN exercises/exercise-properties/problem.hh exercises/solution/exercise-p
       */
      NumEqVector neumannAtPos(const GlobalPosition &globalPos) const
      {
--// TODO: reformulate the neumann boundary condition's values in terms of volume instead of mass injected per meter and second
+-// TODO: dumux-course-task 3: reformulate the neumann boundary condition's values in terms of volume instead of mass injected per meter and second
          NumEqVector values(0.0);
          if (onInlet_(globalPos))
 -            values[contiDNAPLEqIdx] = -0.04; // kg / (m * s)
@@ -77,14 +77,14 @@ diff -ruN exercises/exercise-properties/problem.hh exercises/solution/exercise-p
          return values;
      }
 diff -ruN exercises/exercise-properties/properties.hh exercises/solution/exercise-properties/properties.hh
---- exercises/exercise-properties/properties.hh	2025-02-26 11:38:46.811817734 +0100
-+++ exercises/solution/exercise-properties/properties.hh	2025-02-26 11:38:46.848816040 +0100
+--- exercises/exercise-properties/properties.hh	2025-03-07 11:30:34.876192021 +0100
++++ exercises/solution/exercise-properties/properties.hh	2025-03-07 10:42:02.622882916 +0100
 @@ -27,9 +27,7 @@
  
  #include "spatialparams.hh"
  #include "problem.hh"
 -
--// TODO: dumux-course-task 3
+-// TODO: dumux-course-task 3:
 -// Include the local residual header
 +#include "mylocalresidual.hh"
  
@@ -94,7 +94,7 @@ diff -ruN exercises/exercise-properties/properties.hh exercises/solution/exercis
  template<class TypeTag>
  struct Problem<TypeTag, TTag::TwoPIncompressible> { using type = TwoPTestProblem<TypeTag>; };
  
--// TODO: dumux-course-task 3
+-// TODO: dumux-course-task 3:
 -// Use MyLocalResidual as LocalResidual
 -
 +template<class TypeTag>
diff --git a/.patches/exercise-runtimeparams/exercise-runtimeparams.patch b/.patches/exercise-runtimeparams/exercise-runtimeparams.patch
index e2eaa5a58b9bd8d8726d32a75828184a5030082f..cd9047c6185ba7dc10c34daf45a56e3b86299a50 100644
--- a/.patches/exercise-runtimeparams/exercise-runtimeparams.patch
+++ b/.patches/exercise-runtimeparams/exercise-runtimeparams.patch
@@ -1,6 +1,6 @@
 diff -ruN exercises/exercise-runtimeparams/CMakeLists.txt exercises/solution/exercise-runtimeparams/CMakeLists.txt
---- exercises/exercise-runtimeparams/CMakeLists.txt	2025-02-26 11:38:46.811817734 +0100
-+++ exercises/solution/exercise-runtimeparams/CMakeLists.txt	2025-02-26 11:38:46.848816040 +0100
+--- exercises/exercise-runtimeparams/CMakeLists.txt	2025-03-07 10:42:02.616882954 +0100
++++ exercises/solution/exercise-runtimeparams/CMakeLists.txt	2025-03-07 10:42:02.622882916 +0100
 @@ -2,7 +2,7 @@
  # SPDX-License-Identifier: GPL-3.0-or-later
  
@@ -11,37 +11,37 @@ diff -ruN exercises/exercise-runtimeparams/CMakeLists.txt exercises/solution/exe
  
  # add a symlink for each input file
 diff -ruN exercises/exercise-runtimeparams/params.input exercises/solution/exercise-runtimeparams/params.input
---- exercises/exercise-runtimeparams/params.input	2025-02-26 14:09:24.762108833 +0100
-+++ exercises/solution/exercise-runtimeparams/params.input	2025-02-26 11:38:46.848816040 +0100
+--- exercises/exercise-runtimeparams/params.input	2025-03-07 11:30:34.876192021 +0100
++++ exercises/solution/exercise-runtimeparams/params.input	2025-03-07 11:30:34.878192008 +0100
 @@ -12,12 +12,12 @@
  AquiferDepth = 2700.0 # m
  InjectionDuration = 2.628e6 # in seconds, i.e. one month
- # TODO: Task 2: Create a parameter called "TotalAreaSpecificInflow"
--# TODO: Task 3: Run the case with and without a provided value in the input file for "TotalAreaSpecificInflow" 
+ # TODO: dumux-course-task 2: Create a parameter called "TotalAreaSpecificInflow"
+-# TODO: dumux-course-task 3: Run the case with and without a provided value in the input file for "TotalAreaSpecificInflow" 
 +TotalAreaSpecificInflow = -1e-4 # kg/(s m^2)
  
  [SpatialParams]
  PermeabilityAquitard = 1e-15 # m^2
- # TODO: Task 1: Change the Aquitard's Entry Pressure
+ # TODO: dumux-course-task 1: Change the Aquitard's Entry Pressure
 -Aquitard.BrooksCoreyPcEntry = 4.5e4 # Pa
 +Aquitard.BrooksCoreyPcEntry = 4.5e3 # Pa
  Aquitard.BrooksCoreyLambda = 2.0
  Aquitard.Swr = 0.2
  Aquitard.Snr = 0.0
 diff -ruN exercises/exercise-runtimeparams/problem.hh exercises/solution/exercise-runtimeparams/problem.hh
---- exercises/exercise-runtimeparams/problem.hh	2025-02-26 11:38:46.811817734 +0100
-+++ exercises/solution/exercise-runtimeparams/problem.hh	2025-02-26 11:38:46.848816040 +0100
+--- exercises/exercise-runtimeparams/problem.hh	2025-03-07 11:30:34.877192015 +0100
++++ exercises/solution/exercise-runtimeparams/problem.hh	2025-03-07 11:30:34.879192001 +0100
 @@ -81,12 +81,16 @@
          injectionDuration_ = getParamFromGroup<Scalar>("Problem","InjectionDuration");
-         // TODO: dumux-course-task 2
+         // TODO: dumux-course-task 2:
          // Set a variable "TotalAreaSpecificInflow" to read in a value from the parameter tree via the input file
 -
 +        totalAreaSpecificInflow_ = getParam<Scalar>("Problem.TotalAreaSpecificInflow");
-         // TODO: dumux-course-task 3
+         // TODO: dumux-course-task 3:
          // Set a default value for the above parameter.
 -
 +        // totalAreaSpecificInflow_ = getParam<Scalar>("Problem.TotalAreaSpecificInflow", -1e-4);
-         // TODO: dumux-course-task 4
+         // TODO: dumux-course-task 4:
          // Provide output describing where the parameter value comes from using parameter bool functions.
 +        // if (hasParamInGroup("Problem","TotalAreaSpecificInflow"))
 +        //     std::cout << "Parameter value is read from the input file." << std::endl;
@@ -52,7 +52,7 @@ diff -ruN exercises/exercise-runtimeparams/problem.hh exercises/solution/exercis
  
 @@ -149,7 +153,7 @@
              // units kg/(s*m^2)
-             // TODO: dumux-course-task 2
+             // TODO: dumux-course-task 2:
              // Incorporate "totalAreaSpecificInflow_"  into the injection boundary condition
 -            values[Indices::conti0EqIdx + FluidSystem::N2Idx]= -1e-4;
 +            values[Indices::conti0EqIdx + FluidSystem::N2Idx] = totalAreaSpecificInflow_;
@@ -61,15 +61,15 @@ diff -ruN exercises/exercise-runtimeparams/problem.hh exercises/solution/exercis
  
 @@ -204,6 +208,7 @@
      Scalar injectionDuration_; //! Duration of the injection in seconds
-     // TODO: dumux-course-task 2
+     // TODO: dumux-course-task 2:
      // Set a variable "totalAreaSpecificInflow_" to read in a value from the parameter tree via the input file
 +    Scalar totalAreaSpecificInflow_; //! Rate of the Injection in kg/(s m^2)
      Scalar time_;
  };
  
 diff -ruN exercises/exercise-runtimeparams/properties.hh exercises/solution/exercise-runtimeparams/properties.hh
---- exercises/exercise-runtimeparams/properties.hh	2025-02-26 11:38:46.811817734 +0100
-+++ exercises/solution/exercise-runtimeparams/properties.hh	2025-02-26 11:38:46.848816040 +0100
+--- exercises/exercise-runtimeparams/properties.hh	2025-03-07 10:42:02.616882954 +0100
++++ exercises/solution/exercise-runtimeparams/properties.hh	2025-03-07 10:42:02.623882910 +0100
 @@ -58,6 +58,6 @@
                                        FluidSystems::H2ON2DefaultPolicy</*fastButSimplifiedRelations=*/ true> >;
  };
@@ -254,8 +254,8 @@ diff -ruN exercises/exercise-runtimeparams/README.md exercises/solution/exercise
 -
 -* > __Task 4__: Using one of the bool `hasParam` functions, place an output in the problem file to alert the user where the parameter value comes from.
 diff -ruN exercises/exercise-runtimeparams/spatialparams.hh exercises/solution/exercise-runtimeparams/spatialparams.hh
---- exercises/exercise-runtimeparams/spatialparams.hh	2025-02-26 11:38:46.811817734 +0100
-+++ exercises/solution/exercise-runtimeparams/spatialparams.hh	2025-02-26 11:38:46.848816040 +0100
+--- exercises/exercise-runtimeparams/spatialparams.hh	2025-03-07 10:42:02.616882954 +0100
++++ exercises/solution/exercise-runtimeparams/spatialparams.hh	2025-03-07 10:42:02.623882910 +0100
 @@ -12,8 +12,8 @@
   *        fully implicit model.
   */