NATIONAL GEOGRAPHIC GLOW-IN-THE-DARK CRYSTAL LAB IN SOUTH AFRICA

Glowing crystals - the perfect family activity Become a scientist and grow amazing crystals that actually glow-in-the-dark Interactive learning - there's no better way to learn - Children love exploring the wonders of science through hands-on projects Explore chemistry - national Geographic's premium learning guide will teach your kids the fascinating science behind this experiment Real fluorite crystal - you get a real fluorite crystal to compare to the crystals you grow and to add to your rock collection Respected quality - providing children with the best educational toys, this kit comes with national Geographic's 100% satisfaction guarantee