Rock Tumbler Classic!

Take the rough rocks included in this science kit, or the ones you find on your own, and polish them to create semi-precious gemstones! This is the real thing! The Smithsonian heavy-duty Classic Rock Tumbler does much more than ordinary rock polishers - it actually changes rough stones into beautiful high-luster semi-precious gemstones. To get you started, this science kit includes an Amethyst, Jasper, Agate sand, and other precious stones. You can even make cool stuff like earrings, necklaces, charms, pins, and more. Follow the instructions and use the included glue to create beautiful key chains and jewelry!

Science Kit includes: Rock tumbler machine, rough semi precious stones, grit, polish, jewelry settings, glue and detailed instructions.