Great way to start a rock collection! learn about the exciting hobby of rock tumbling with National Geographic. This set includes everything you need including two bonus rough gemstone refill packs (jasper mix and variety). rock tumbling is tons of fun and a great way to start an extraordinary rock collection. Kids can use the included jewelry fastenings to create beautiful homemade jewelry! contents and features: national Geographic toys is proud to provide a 100% 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 world's largest nonprofit scientific and educational organizations. National Geographic 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. Makes an excellent STEM gift or activity for girls and boys!

Everything is included in the kit: Tumbler, Four Polishing Grits, Sifter, Learning Guide, Rough Gemstones PLUS Two Refill Packs of Rough and Jasper Gemstones

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, so you can set it and forget it. This is a great gift for kids!

HIGH-QUALITY EDUCATIONAL TOYS - We proudly make the highest quality hands-on science toys, and all our products are backed by exceptional service. If your experience isn't stellar, we'll make it right!

Specification

Product Detail
Color	Multicolor
Size	Medium
Dimensions	14.96x11.8x6.7
Weight	7.99