Whole Earth Provision Co. BLUE MARBLE National Geographic Starter Rock Tumbler Kit

Hidden gemstones await in this National Geographic Starter Rock Tumbler Kit. The young geologist in your life will be fascinated by the process of turning rocks into gems. The step-by-step guide shows your child exactly what they need to do to turn the rough rocks they have into smooth and polished gems. It comes with a half-pound of rocks with nine different gemstones that can be tumbled to perfection. The grit included has four different stages to bring each gem to perfect fruition.

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Take your rock tumbling seriously with this top-of-the-line professional rock tumbler from National Geographic! This kit has all the features and

NATIONAL GEOGRAPHIC Professional Rock Tumbler Kit - Complete Rock Tumbler Kit with Durable 2 Lb. Barrel, Rocks, Grit, and Patented GemFoam Finishing

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National Geographic Rock Tumbler Starter Kit

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NATIONAL GEOGRAPHIC Professional Rock Tumbler Kit - Complete Rock

CREATE YOUR OWN GEMSTONES - Rock tumbling is a hugely popular hobby for kids and adults! This starter rock tumbler makes it fun and easy to turn rough

NATIONAL GEOGRAPHIC Starter Rock Tumbler Kit - Durable Leak-Proof Rock Polisher for Kids - Complete Rock Tumbling Kit - Geology Hobby Science Kit

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NATIONAL GEOGRAPHIC Professional Rock Tumbling Kit

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Kick off an exciting new hobby with the Starter Rock Tumbler Kit from National Geographic! This kit has all the features and accessories you’ll need

NATIONAL GEOGRAPHIC Starter Rock Tumbler Kit - Rock Polisher for Kids and Adults, Complete Rock Tumbler Kit, Durable Leak-Proof Tumbler, Rocks, Grit