Create real crystals at home that will literally grow right in front of your eyes. They fully grow in 24 hours! Schylling’s Crystal Hedgehog is a great STEM toy that teaches basic science and chemistry while having fun!

• 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

Each sold separately. Ships in randomly selected colours based on availability.

Recommended for ages 8+.