Book of the Classic Sudoku Puzzles!
Sudoku is a logic-based puzzle game that will make your active even at older age.
1. Includes FREE bonus puzzles;
2. Puzzles for every skill level: Beginner to Expert;
3. Easy, Medium, Hard, and Bonus Puzzles;
4. Large Print
5. Easy to Cut Out, wider margins make it easy;
6. Brain teasing puzzles;
7. Include Puzzles Solving Techniques;