Learn about the exciting hobby of rock tumbling with National Geographic!Rock tumbling is tons of fun and a great way to start a beautiful rock collection.This set includes all the accessories youll need to start polishing dazzling gems.Kids can use the included jewelry fastening to create beautiful homemade jewelry!Contents and Features: High-quality tumbling machine with powerful motor that will last for years Automatic shutoff timer so you can set it and forget it Noise reducing leak-proof barrel with stainless steel lid Half pound of gemstones from around the world (9 types) and four grades of grit Jewelry fastenings so you can create your own unique jewelry Full-color information guide with cool facts about each of the gemstones included Easy-to-follow rock tumbling instructions 2-year manufacturer warrantyRock tumbling is a fun activity for children of all ages and promotes an interest in geology and science.Introduce your kid to science the fun way! Join National Geographic as we inspire future generations by showing them the wonders of the natural world.National Geographic Toys is proud to provide a100% satisfaction guarantee with all our products so that you can buy with confidence.About the National Geographic Society: With a mission to inspire people to care about the planet, the 126-year-old National Geographic Society is one of the worlds largest nonprofit scientific and educational organizations.National Geographics net proceeds support vital exploration, conservation, research, and education programs.

Features

CREATE YOUR OWN GEMSTONES - Make any stone sparkle and polish everyday rocks into dazzling gemstones! This rock tumbler kit makes it fun and easy to turn rough rocks into beautifully polished gemstones, thanks to its simple operation and durable design.

A TUMBLER THAT'S MADE TO LAST - Our high-quality tumblers are made with a durable motor thats designed to last for years. The leakproof rubber barrel reduces sound, making it 75% quieter than other plastic models. An excellent STEM activity for kids.

A COMPLETE HOBBY TUMBLING KIT - Everything you need to create polished gemstones: the tumbler, four polishing grits, sifter, nine types of real rough gemstones, plus a detailed full-color learning guide. Makes a great gift for girls and boys!

EASY TO USE - Simple instructions and one-touch settings make rock tumbling fun and easy. Control the number of days for each tumbling cycle with the one-touch timer and automatic shutoff feature, set it and forget it! This is a great gift for kids.

HIGH-QUALITY EDUCATIONAL TOYS - We're proud to make the highest quality hands-on science toys, and all our products are backed by exceptional service. If your experience is less than stellar, let us know and we'll make things right!

Specification

Product Detail
Color	Multicolor
Size	One Size
Dimensions	13.81x4.88x8.06
Weight	4.63