Science & Exploration

Turn rough rocks into polished gems. Our powerful tumbling machine features a strong motor, and includes a leak-proof rubber barrel, a timer, 9 dif...

Geology rocks! Inside a giant geode are 12 awesome gemstones, from jasper to amethyst. Use the tools to chisel them out, then learn special facts a...

Our exclusive full color books are just the right size for kids of all ages. Each book features engaging illustrations, photographs and fun-to-lear...

In this collector's kit, budding gemologists will find 30 tumbled gems that sparkle and shine. A fully illustrated book includes a field guide to t...

Transform rough rocks into gorgeous polished gems! A great STEM gift for future geologists and earth scientists, this kit has everything kids need ...