GALT Bouncy Balls

Make cool bouncy balls with glow-in-the-dark crystals
Simply layer up glow-in-the-dark crystals and place in water to create your own bouncy balls
Makes 2 large balls ( or 8 small ones
Includes 8 x 10g packs of glow-in-the-dark crystals, 2 ball moulds and guide
Age: from 8 years