Smithsonian Rock Tumbler

Smithsonian Rock Tumbler

Item: 7411

UPC: 042409490051

Free standard shipping

Turn rough rocks into beautiful, polished stones that you can use to make charms, bracelets, keychains, and more. Begin by tumbling the included rocks in a barrel with water and grit, then repeat this cycle using progressively finer grits. In just weeks, the Smithsonian Rock Tumbler mimics the process that takes oceans thousands of years!

  • Turn rough rocks into beautiful, polished stones!
  • Includes accessories to make charms, bracelets, and keychains.
  • Mimics the same process as the ocean.
  • STEM content teaches about different types of rocks and how they form.
  • Ages 10+
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