diff --git a/src/11_nearly_free_electron_model.md b/src/11_nearly_free_electron_model.md
index 6ea3145719f6a8a9168801c9afb7469bf5dcc3c4..d5cd57c5724336e560aeb2cd4929e9a46c1c4cad 100644
--- a/src/11_nearly_free_electron_model.md
+++ b/src/11_nearly_free_electron_model.md
@@ -8,7 +8,6 @@ pi = np.pi
 
 # Tight binding and nearly free electrons
 _(based on chapters 15–16 of the book)_  
-Exercises 15.1, 15.3, 15.4, 16.1, 16.2
 
 !!! summary "Learning goals"
 
diff --git a/src/12_band_structures_in_higher_dimensions.md b/src/12_band_structures_in_higher_dimensions.md
index 476eae333b78da6ca2ce13f2f9d3e924491a102e..51eaadfa4b73f113be68b5618f8870e801154f45 100644
--- a/src/12_band_structures_in_higher_dimensions.md
+++ b/src/12_band_structures_in_higher_dimensions.md
@@ -8,7 +8,6 @@ pi = np.pi
 
 # Tight binding and nearly free electrons
 _(based on chapters 15–16 of the book)_  
-Exercises 15.1, 15.3, 15.4, 16.1, 16.2
 
 !!! summary "Learning goals"
 
diff --git a/src/13_semiconductors.md b/src/13_semiconductors.md
index feb4c260733128593d0c00643cdcd6ad8944ed1e..9ef8bb80ec120e8c0cbbee510cb590068508a184 100644
--- a/src/13_semiconductors.md
+++ b/src/13_semiconductors.md
@@ -20,7 +20,6 @@ m_h, m_e = 1, .5
 
 # Semiconductor physics
 _(based on chapters 17–18 of the book)_  
-Exercises 17.1–17.4, 18.1, 18.2
 
 !!! summary "Learning goals"
 
diff --git a/src/5_atoms_and_lcao.md b/src/5_atoms_and_lcao.md
index 166e21a292c4aff597ec1104c957bd9a09ecab8a..a140f6281adec6d290dc437c68e9a279e5f4585e 100644
--- a/src/5_atoms_and_lcao.md
+++ b/src/5_atoms_and_lcao.md
@@ -12,7 +12,6 @@ pi = np.pi
 
 # Atoms and bonds
 _(based on chapters 5–8 of the book)_  
-Exercises 5.2, 6.2, 6.3, 6.4, 6.5
 
 !!! summary "Learning goals"
 
diff --git a/src/7_tight_binding.md b/src/7_tight_binding.md
index cd106855e7cf2359b6f4dc8bdb4f38c6e7f816e0..d77938106c90d5d4feaed52ac2ab403bc01dc6e0 100644
--- a/src/7_tight_binding.md
+++ b/src/7_tight_binding.md
@@ -13,7 +13,6 @@ pi = np.pi
 
 # Electrons and phonons in 1D
 _(based on chapters 9–11 of the book)_  
-Exercises 9.2, 9.4, 10.1, 10.2, 11.2, 11.5
 
 !!! summary "Learning goals"
 
diff --git a/src/9_crystal_structure.md b/src/9_crystal_structure.md
index df55df0493b3be6b65528529d756818dfd77c420..d9634d9125bfec001ac10b987486c50d5e90f48e 100644
--- a/src/9_crystal_structure.md
+++ b/src/9_crystal_structure.md
@@ -1,7 +1,6 @@
 # Lecture 5 – Crystal structure and diffraction
 
 _based on chapters 12–14, (up to and including 14.2) of the book_  
-Exercises 12.3, 12.4, 13.3, 13.4, 14.2
 
 !!! summary "Learning goals"