Create real crystals at home that will literally grow right in front of your eyes. They fully grow in 24 hours! Crystal Hedgehog is a great STEM toy. Learn basic science and chemistry while having fun, and end up with a great souvenir when you’re done! Contains everything you need; crystal powder, gypsum base, growing container, stir stick, complete instructions and the Hedgehog. Learn basic scientific concepts. Great after school activity and perfect for homeschooling. Completely non-toxic and child safe. Assorted colors selected at random. For ages 8 and up. Adult supervision required.

WARNING: CHOKING HAZARD - Small Parts. Not for children under 3yrs.