30% under what the other stores charge
Compared across 14 stores. Prices are checked against each store and labelled with when. Store links may earn us a commission.
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The National Geographic Rock Tumbler Explorer Series is a hobby rock tumbler kit for kids and beginners. It includes a noise-reducing, leak-proof barrel with a stainless steel lid, a powerful motor, and an automatic shutoff timer, plus half a pound of assorted stones, four stages of polishing grit, and jewelry fastenings. It suits families and newcomers who want a complete starter kit rather than buying grit and stones separately. Compared with basic single-speed tumblers, the timer and quieter barrel are the main draws; serious hobbyists may want a larger barrel or more capacity.
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Lowest price we've seen: $44.99 on Nov 13 at Michaels Stores. Tracked across 13 stores since Nov 13.
This is a rock tumbler kit for polishing stones at home. The machine has a powerful motor, an automatic shutoff timer, and a noise-reducing, leak-proof barrel with a stainless steel lid.
The kit includes 1/2 pound of assorted stones from around the world and 4 stages of polishing media. It also comes with jewelry fastenings, so tumbled gems can be made into homemade jewelry.
Rock tumbling is an activity for children of all ages and encourages an interest in geology and science.
