Sudoku Puzzle Books for Kids and Adults: 3 Difficulty Levels (Easy, Medium, Hard)

Sudoku is a brain games. This Book Contains more than 100 challenging sudoku puzzles. Both kids and adults can play it.- 3 difficulty Levels - easy, medium, hard- 50 unique sudoku puzzles in each level- Each page has 1 sudoku puzzle so it is easy to read and play.- Includes solutions for every puzzle