Sudoku for Kids: Beginner Sudoku Puzzl for Children with 4x4, 6x6, 9x9 Grids ...
Sudoku for Kids: Beginner Sudoku Puzzl for Children with 4x4, 6x6, 9x9 Grids Levels - Easy, Medium, Hard For Ages 6-12 Large Prin by Publishing, Pen Perfect, ISBN 1962592014, ISBN-13 9781962592017, Like New Used, Free shipping in the US