This hedgehog has a big problem: it doesn't have any spines! And the only way it's going to get some? SCIENCE! Mix the special solution into a container of boiling water and then set the poor, spineless hedgehog into the mixture. One day later and - (insert drum-roll) - Ta-da! Covering the hedgehog's entire bag is a huge, spiky cluster of glimmering, colorful, sturdy, solid crystals!
- BECOME A MASTER OF MINERALS! Explore chemistry while growing real gypsum crystals
- SIMPLE INSTRUCTIONS; crystals only take one day to grow; available in 5 colors
- PERFECT FOR AGES 10 YEARS AND UP; instructions are easy to follow; high quality materials
- INSPIRE A PASSION FOR SCIENCE; encourages exploration, experimentation; science becomes playful!
- SIMPLE PACKAGING; hedgehog measures 3.25 x 2 x 1.5 inches