Rock Tumbler Explorer Series
Product Number: RTNGTUMBLER3
Turn rough rocks into beautifully polished stones! From Blue Marble, for ages 8 yrs-teen.
It's all about what's on the inside. Ordinary rocks turn into polished gemstones, showing kids that earth's treasures are all around us. High-quality, leak-proof tumbling machine, polishing grits, learning guide and more are included.
From Blue Marble, for ages 8 yrs-teen.
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