By A Mystery Man Writer
Discover the art of rock tumbling with our single & double barrel kits. Transform ordinary rocks into polished gemstones with ease. Shop now!
Rock Tumblers with Grit Kits, FREE SHIPPING! Made in the USA – MJR TUMBLERS
Adult Hobby Kits & Activities
Turn rough rocks into polished gems: Discover and learn the fun process of rock tumbling with the Advanced Rock Tumbler. Pour in the rough stones and
Advanced Professional Rock Tumbler Kit - with Digital 9-Day Polishing Timer & 3 Speed Settings - Turn Rough Rocks into Beautiful Gems : Great Science
CREATE YOUR OWN GEMSTONES - Rock tumbling is a hugely popular hobby for kids and adults! This professional rock polisher makes it fun and easy to turn
NATIONAL GEOGRAPHIC Rock Tumbler Kit - 3 Lb. Extra Large Capacity Barrel with 3-Speed Motor & 9-Day Timer, Kit Includes Rocks for Tumbling and Rock
Beginners Rock Tumbling Kit
Best Selling Science Toys & Gifts
The National Geographic Hobby Rock Tumbler kit is a fantastic way to transform rough rocks into extraordinary, polished gemstones!, This kit has all
National Geographic Hobby Rock Tumbler Kit
18-Piece Rock Tumbler Set – FAO Schwarz
National Geographic Gemstone Refill Kit for Rock Tumbler 9 Stone Varieties, Polishing Grit, Jewelry Fastenings, Instructions Kids Crafting
4-Step Abrasive and Polish – Lortone
Authentic Dominican Amber - Fossilized Insects