Smartivity Wooden Mechanical 3D Puzzle - Experiments in the Dark

Awaken the alchemist in your child as he or she tries his or her hand at performing home experiments with chemiluminescence, phosphorescence, fluorescence. This Glow Chemistry 20-in-1 science kit allows your child to create dark lava lamps, make fun DIY soaps, and write glow-in-the-dark messages - just a few great experiments.