diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -79,14 +79,11 @@ Several folders contain optional materials as a bonus for interested readers:
   - [Python Setup Tips](setup/01_optional-python-setup-preferences)
   - [Installing Libraries Used In This Book](setup/02_installing-python-libraries)
   - [Docker Environment Setup Guide](setup/03_optional-docker-environment)
-
 - **Chapter 2:**
   - [Comparing Various Byte Pair Encoding (BPE) Implementations](ch02/02_bonus_bytepair-encoder)
   - [Understanding the Difference Between Embedding Layers and Linear Layers](ch02/03_bonus_embedding-vs-matmul)
-
 - **Chapter 3:**
   - [Comparing Efficient Multi-Head Attention Implementations](ch03/02_bonus_efficient-multihead-attention/mha-implementations.ipynb)
-
 - **Chapter 5:**
   - [Alternative Weight Loading from Hugging Face Model Hub using Transformers](ch05/02_alternative_weight_loading/weight-loading-hf-transformers.ipynb)
   - [Pretraining GPT on the Project Gutenberg Dataset](ch05/03_bonus_pretraining_on_gutenberg)
diff --git a/ch06/02_additional-experiments/README.md b/ch06/02_bonus_additional-experiments/README.md
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diff --git a/ch06/02_additional-experiments/additional-experiments.py b/ch06/02_bonus_additional-experiments/additional-experiments.py
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diff --git a/ch06/02_additional-experiments/gpt_download.py b/ch06/02_bonus_additional-experiments/gpt_download.py
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diff --git a/ch06/02_additional-experiments/previous_chapters.py b/ch06/02_bonus_additional-experiments/previous_chapters.py
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