500 Sudoku Puzzles – Medium & Hard (Printable PDF)

500 Printable Sudoku Puzzles – Medium & Hard

This PDF puzzle book includes:

✔️ 250 Medium Sudoku puzzles

✔️ 250 Hard Sudoku puzzles

✔️ Clear, easy-to-read layout

✔️ Full solutions included at the end

✔️ Printable on A4 or Letter paper

Perfect for sharpening your brain and relaxing offline. Just download, print, and start solving!

📎 File format: PDF

📄 Pages: 129

Print-friendly (black & white)

✉️ Have questions? Contact: booksboshko@gmail.com

All puzzles in this book were uniquely generated using custom software created by the author. None are copied or reused from other books or websites.