Rainbow Silly Squares Polymer Stacker ~ Incredible Science

Find us on Facebook! l NON-EDIBLE Conduct color blending experiments as you create your own jiggly Silly Squares. Try to stack Silly Squares as they try to jiggle apart. Silly Squares grow over 50 times their size with water! Contains five colors of Silly Squares and over 120 stacking squares! These amazing Silly Squares are as fun to watch grow as they are to play with. Put them in a bowl of water and watch them grow up to 50 ti