The Thames & Kosmos Rock Tumbler Refill Pack for use with The Thames & Kosmos Rock Tumbler, Essential STEM Tool for Kids | Includes Rough Rocks, Polishing Grit, Jewelry Settings
$14.95
Features
Refill pack for the Thames & Kosmos Rock Tumbler Essential STEM Tool
Includes a collection of rough rocks, polishing grit, and jewelry settings.
Kids can continue to build their rock collection with these additional specimens!
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