Sudoku For Kids: 200 Sudoku Puzzles For Kids And Beginners Including 4x4, 6x6, 4
This great book contains 200 fun Sudoku puzzles For Kids & Beginner.The only kid's sudoku book with 3 grids sizes (4x4, 6x6, 9x9) to gradually introduce children to full-sized sudoku puzzle without the growing pains.