This MasterPieces 40pc 5.75"x4.03" Numbers Game - Mini Learning Games Puzzle is a great visual way to learning numbers and counting. Learn how to count by matching the numbers to the pictures. This 40 piece jigsaw puzzle has self-correcting large pieces for easy assembly. Take your child's learning experience to the next level by turning the completed puzzle over to find addition and subtraction excercises. The sums for each formula are the number on the front of the card. This is the beinning of number recognition, counting, and simple mathematics. Your child will love playing this game while you love watching them learn.