National Geographic Rock Tumbler Kit – Hobby Edition Includes Rough Gemstones, and 4 Polishing Grits, Great STEM Science Kit for Geology Enthusiasts, Rock Polisher for Kids and …

National Geographic Professional Rock Tumbler Kit – Extra Large 2 Lb. Barrel with 3-Speed Motor & 9-Day Timer – Geology DIY Kits for Adults, Rock Collection Hobby, Great Educational …

Cornerstone's Sedimentary Rock Kit includes 16 numbered, hand-selected samples from all over the U.S. and beyond! It features a wide...

Buy Rock Collection for Kids - Includes 250+ Bulk Rocks, Gemstones & Crystals + Genuine Fossils and Minerals - 2 Lbs. - Geology Science STEM Toys, Gifts for Boys & Girls Ages 6+. …

ULTIMATE ROCK COLLECTION FOR KIDS - A perfect standalone collection with over 200 beautiful stones, minerals, and incredible prehistoric fossils! GENUINE FOSSILS - Real fossils …

Consider a complete set of rocks and minerals for kids or the Rock Hound’s Backpack Kit, complete with fact-filled field guides and more. Use our free rock hound expedition guide (.pdf) …

ALL-IN-ONE TUMBLING KIT - Everything you need including three pounds of rough rocks; nine different types of gemstones from around the world. USE GEMFOAM FOR DAZZLING …

A comprehensive collection of 36 different sedimentary, metamorphic and igneous rocks. Includes the specimens most often described in geology textbooks. Larger specimens than in the Rock …

A complete rock tumbling kit with a tumbler, rough rocks, polishing grit, jewelry fastenings, instructions, and a learning guide. This kit includes 12 varieties of premium gemstones. A fun …

Shop for Rock & Mineral Kits at Walmart.com. Save money. Live better.