Made By Me Glow The Dark Powerballs by Horizon Group USA, DIY STEM Kit. Make 18 Bouncy Crystal Power Balls, Molds and Instructions Included,Multicolored
- BOUNCE INTO A WORLD OF FUN: Discover how fun and easy it is to create your own collection of colorful, glow-in-the-dark power balls!.
- 3 EASY-TO-USE MOLDS: Our new and improved power ball molds make assembly easier than ever — just snap the sides together and pinch the tabs to release!.
- 18 BAGS OF COLORFUL & GLOW-IN-THE-DARK CRYSTALS: Experiment with fun color combinations and glow-in-the-dark effects to make every power ball unique!.
- READY-TO-PLAY IN 20 MINUTES: Pour the crystals into the mold, submerge it in warm water, let it dry, and play!.
- SET INCLUDES: 2 Round Molds, 1 Hexagon Mold, 16 Bags of Crystals, 2 Bags of Glow-in-the-Dark Crystals, Easy-to-Follow Instructions.