- Extreme Sudoku Puzzles: 300 Extreme Sudoku Puzzles and Solutions. Perfect for Experts, Pros and People who want to improve their skills
- Medium Sudoku Puzzles: 300 Medium Sudoku Puzzles and Solutions. Perfect for Beginners and Experts
- Hard Sudoku Puzzles: 300 Difficult Sudoku Puzzles and Solutions. Perfect for Experts and People Who Want to Improve Their Skills
- Easy Sudoku Puzzles: 300 Easy Sudoku Puzzles and Solutions. Perfect for Beginners
- Sudoku - Livello Medio: 300 Sudoku Puzzles livello medio con soluzione: ideali per rilassarsi e divertirsi. Adatto a tutte le età. Perfetto come regalo







