Great Gizmos offer a very large range of inspirational, inspiring, creative, imaginative, fun and educational toys. The Kidz Labs Math Magic is new to Great Gizmos this year. Kids of all ages will have hours of fun with these fascinating games and experiments. Have fun astonishing your friends with magic number tricks. Contains over 15 fun math tricks, games and puzzles. Learn how to read minds. Astonish your friends with speed calculations. Amaze your audience with different funny math tricks. Play specially designed math memo card game with your family. Includes a calculator which can be used as a key chain. Ideal birthday gift.