Science4you Luminous Bouncing Balls Kit for Children Make Your Own Bouncy in Just 15 Minutes, Big and Small Balls, Gift Kids Ages 6 7 8 9 10+ Years Old

[KIDS Bouncy Ball Making Kit] - Create your own bouncy balls with colorful patterns in just 15 minutes! Simply fill the bouncy ball mold with the special colored granules, mix or layer your favorite colors, dip it in the water and see how your unique creations come to life. [CUSTOMIZE SIZE] - Try different sized molds and make larger bouncy balls for even more fun with rebounds and exciting science experiments! [CREATE Bouncy Balls That Glow In The Dark] - Create bouncy balls that glow in the dark! With the 3 sachets of glow powder included in the kit, you can create unique bouncy balls that glow in the dark, adding an extra touch of fun to every bounce! [COMPLETE KIT TO MAKE BUNDLE BALLS] - Includes all the materials you need: small ball mold, large ball mold, 4 colorful dust bags, 3 bags of dust that glow in the dark. [FUN SCIENTIFIC EXPERIMENT FOR CHILDREN] - Inspired by STEAM (Science, Technology, Engineering, Art & Mathematics) methodology. This bouncy ball kit helps children gain knowledge in one or more of these five areas, while stimulating their skills as they play.