Sudoku puzzles is one of the best ways for children to improve their memory, increase their level of concentration and have fun at the same time. This book contains classic Sudoku puzzles, The goal of Mini Sudoku is to fill in the empty cells, one number in each, so that each column, row and region contains the numbers from 1 to 6 exactly once. The Book Contains: DESIGNED FOR CHILDREN These sudoku are specially designed for children 4 to 12 years old. Whatever your child's skill level, he will find a compatible sudoku level inside. EASY TO READ Sudoku is in large print for optimal reading and writing comfort. IMPROVES LOGIC CAPACITY Sudoku is known to improve logic skills and will therefore be useful for your child in other areas such as math and science. Dimensions "8.5in x 11in" 78 pages