Skillmatics Sudoku Puzzles is a fantastic way to build logic and problem-solving skills! Suitable for all ages, this product is filled with super fun activities which will test your mind and engage you for hours at end! A great travel companion, this product promises hours of fun for friends and family! This product is filled with activities that are an exciting twist on Sudoku Puzzles, this product will stimulate your child’s mind and push them to think creatively! LEARN THROUGH PLAY – 12 highly engaging and repeatable sudoku puzzles which build core skills through fun learning! WHAT’S INSIDE – 6 double-sided activity mats, 1 Skilly Billy marker, 1 duster cloth and 1 achievement certificate. WEIGHT: 200 g / 7 Ounces. DIMENSIONS: 9.3 x 7.5 x 1 INCHES. AGE: 6-9 Years.