CrystalHedgehog

About this product 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 to, learn basic science and chemistry while having fun, and end up with a great souvenir when you’re done! Details • Contains everything you need; crystal powder, gypsum base, growing container, stir stick, complete instructions and the Hedgehog • Learn basic scientific concepts, science experiments; great after school activity, Perfect for homeschooling, completely non-toxic and child safe • An excellent gift for boys and girls ages 8+ Specs Weight 1 lbs Dimensions 4.5 × 4.5 × 5 in Ages 8+ Color Surprise Me! (Random Color), Blue, Green, Pink, Red WARNING: CONFORMS TO ASTM D-4236