Publisher's Synopsis
Playing Sudoku on a daily basis helps to keep an active mind and players often see improvements in their overall concentration.
This Sudoku book is packed with the following features:
- 500 Puzzles on 6X6, 8x8, 9x9 grids at Easy, Medium, Hard levels.
- Gradually introduce kids to Sudoku & grow logic skills.
- Answers to every puzzle are provided.
- Each puzzle is guaranteed to have only one solution.