Sudoku Puzzle Book for Adults: 5000 Hard to Very Hard Puzzles with Full Solutions - Vol. 4 Paperback ? September 22, 2024 by Sudoku99 Team (Author)

Are you ready for the ultimate Sudoku challenge? The Sudoku Puzzle Book for Adults: 5000 Hard to Very Hard Puzzles with Full Solutions - Vol. 4 is designed for advanced solvers who enjoy testing their problem-solving skills. With 5000 puzzles ranging from hard to very hard, this book offers hours of brain-stretching entertainment for serious Sudoku enthusiasts.

Key Features:
- 5000 unique puzzles from hard to very hard difficulty levels
- Full solutions provided for quick reference and progress tracking
- Play online: Solve the same puzzles on Sudoku99.com by entering the Sudoku ID from the book
- Large 8.5 x 11-inch format for clear, easy-to-read puzzles.

🔍 Key Features

Hundreds of puzzles with structured difficulty
Includes full solutions
Each puzzle can be played and checked online using Sudoku ID
Printed on clean layout for focus and readability

🎯 Recommended For

This volume is perfect for those who want to sharpen their logic skills—from beginners to advanced solvers. If you enjoy progressive difficulty and want both offline and online play, this book is for you.

📦 Purchase

Buy on Amazon