The Crazy Scientist Stuff - Alum Crystals, brought to you by The Purple Cow America Inc., is a fun, engaging, and educational toy set designed to spark your child's curiosity. This unique kit allows kids to grow their own alum crystals, providing hands-on scientific exploration. It's not just a toy, but a doorway to learning and discovery, taking them away from screens and into the realm of hands-on, tangible fun. Designed with affordability in mind, this kit delivers excellent value for your purchase, making science both fun and accessible.