National Geographic Hobby Rock Tumbler Kit
olish Dazzling Gemstones
Take stones and turn them into gemstones! We’ve included a 0.5 lb assortment of rough gemstones to get you started, but polishing stones from your backyard can be even more fun.
Gemstone Learning Guide
Learn fascinating facts about a number of semi-precious gems using National Geographic’s Learning Guide.
Create Custom Jewelry
With the included jewelry fastenings, you can create a custom ring, keychain, and even earrings and necklaces.
Subscribe now to our FREE newsletter!
Subscribe NOW to 7Gadgets weekly newsletter! You will receive the weekly selection of the best gadgets!
It is FUN, it is COOL, it is 7Gadgets newsletter!
