Explorer Series Rock

$ 77.99

Create Your Own Gemstones – Transform rough rocks into dazzling polished gems! Easy-to-use rock tumbler makes it fun to learn the science of geology.
Durable & Quiet – Built to last with a high-quality motor and a leakproof rubber barrel that runs 75% quieter than plastic models.
Complete Hobby Kit – Includes tumbler, 4 polishing grits, sifter, 9 types of real rough gemstones, and a full-color learning guide.
Simple Operation – One-touch timer and automatic shutoff let kids “set it and forget it” for each tumbling cycle.
Trusted Quality – From Blue Marble, winner of the Toy Association’s Toy of the Year Award, known for educational, creative STEM kits.

Ages 8+ | For 1 or more players

511 BLUE MARBLE