'Sudoku for Kids 4x4 - 6x6 - 9x9 180 Sudoku Puzzles - Level'
Sudoku puzzles are also very popular with children today. This book is a very nice and easy introduction to the world of brain teaser and number games for kids aged 6-8 years. The Beginning Make 4x4 sudokus on the simplest level with the number range 1-4.