NATIONAL GEOGRAPHIC Hobby Rock Tumbler Kit

By JMW Sales
Price $69.99
Age 8-15 yrs.

NATIONAL GEOGRAPHIC Hobby Rock Tumbler Kit affords children the excitement and pleasure of turning any rock into a beautifully polished gemstone suitable for making hand-crafted jewelry, decorations, ornaments, and more! Everything needed to effect these near miraculous transformations is included, and setup is a remarkably simple matter. Just put some rocks and grit in the tumbler barrel, cover with water, tighten the lid, place it on the electric tumbler base and let it roll! The kit's full color Learning Guide provides a wealth of fascinating information including the history of rock tumbling from ancient times through the invention and proliferation of rock tumbling machines beginning in the 1950s. Kids also learn detailed information about a variety of popular gem stones, including Adventurine, Hematite, Tiger's Eye, Jasper and Agate. The kit includes 1 Heavy-Duty Tumbling Machine, 1 High Capacity Rubber Barrel, 1 Bag Assorted Gems, 4 Bags Polishing Grits, 1 Rock Strainer, Instructions and Learning Guide.