Sudoku For Kids: 200 Fun Sudokus for Children 4x4, 6x6, 4x4 and 9x9, With Soluti
This great book contains 200 fun Sudoku puzzles For Kids & Beginner.The only kid's sudoku book with 4 grids sizes (4x4, 6x6, 8x8, 9x9) to gradually introduce children to full-sized sudoku puzzle without the growing pains.