Sudoku Puzzle Books For Kids: Enjoy the most addictive puzzle 4x4 and 9x9 Sudoku puzzle with very easy, easy and medium levels - 160 Sudoku puzzles for 8 - 12 years old with cute dinosaur cover Sudoku helps improve your child's logical thinking & reasoning skills. The brain game like Sudoku is not only fun and interesting but helps to train the brain of your child by enhanced brain capabilities, for example focus, logical...