Original: $41.99
-65%$41.99
$14.70The Story
Turn ordinary stones into sparkling gemstones with the Smithsonian Rock Tumbler! This real working tumbler smooths and polishes rough rocks using abrasive grits and water—revealing stunning natural colors and shine. A hands-on STEM geology kit perfect for aspiring rock collectors and jewelry makers ages 8+.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
Turn ordinary stones into sparkling gemstones with the Smithsonian Rock Tumbler! This real working tumbler smooths and polishes rough rocks using abrasive grits and water—revealing stunning natural colors and shine. A hands-on STEM geology kit perfect for aspiring rock collectors and jewelry makers ages 8+.






















