Kids will create their own glow-in-the-dark bouncy ball in this hands-on science kit. Simply pour the polymer powders into the mould and submerge it in water. Once the mixture sets, pop the meteor out it’s mould and you’ll have a real bouncy ball that also glows in the dark! Kids can use any light source from home to charge the meteor and make it glow in the dark. The meteor ball is 1.5” in diameter (3.8cm) Kids will get enough material to make two bouncy, glow-in-the-dark meteor balls. Once the mixture sets, kids will have a toy they can play with for hours. The information provided here is as complete and accurate as possible; however, product names, colours and/or materials are subject to change without notice.