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 you’ll 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 Rock tumbling is a fun activity for children of all ages and promotes an interest in geology and science.
-The Hobby Rock Tumbler has a rubber tumbling barrel with a stainless steel cap, which reduces noise and is more durable. The Starter Kit Rock Tumbler has a plastic barrel. -The Hobby Rock Tumbler also has a keypad for setting the number of days you would like it to tumble, where as the Starter Kit Rock Tumbler's setting options are on/off. -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 that’s 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. -SATISFACTION GUARANTEED – The National Geographic STEM series provides kids high-quality educational toys that are a whole lot of fun! If your experience is anything less than extraordinary, let us know so we can make it right for you.
