CREATE YOUR OWN GEMSTONES - Rock tumbling is a hugely popular hobby for kids and adults! This starter rock tumbler makes it fun and easy to turn rough rocks into beautifully polished gemstones in 3-4 weeks, thanks to its simple operation and durable design. A TUMBLER THAT'S MADE TO LAST - The durable motor allows you to tumble multiple batches of rocks. An improved, leak-proof barrel is lined with rubber for quieter operation while tumbling on the sturdy tumbler base. EASY TO USE AND EDUCATIONAL - Detailed tumbler instructions lead you step-by-step through the rock tumbling process. A full-color learning guide details how rocks are naturally polished and has fascinating facts about the gemstones in the kit. National Geographic STEM series provides kids high-quality educational toys that are a whole lot of fun. Our easy-to-follow instructions lead you step-by-step through each activity. There are also safety glasses, gloves, and an easy-clean experiment tray included.
CREATE YOUR OWN GEMSTONES - Rock tumbling is a hugely popular hobby for kids and adults! This starter rock tumbler makes it fun and easy to turn rough rocks into beautifully polished gemstones in 3-4 weeks, thanks to its simple operation and durable design. A TUMBLER THAT'S MADE TO LAST - The durable motor allows you to tumble multiple batches of rocks. An improved, leak-proof barrel is lined with rubber for quieter operation while tumbling on the sturdy tumbler base. EASY TO USE AND EDUCATIONAL - Detailed tumbler instructions lead you step-by-step through the rock tumbling process. A full-color learning guide details how rocks are naturally polished and has fascinating facts about the gemstones in the kit. National Geographic STEM series provides kids high-quality educational toys that are a whole lot of fun. Our easy-to-follow instructions lead you step-by-step through each activity. There are also safety glasses, gloves, and an easy-clean experiment tray included.
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National Geographic Rock Tumbler Science Set for Child or Teen Ages 8 Years and up - Yahoo Shopping
National Geographic Rock Tumbler Science Set for Child or Teen Ages 8 Years and up
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Beautiful gemstones are polished, smoothed and shaped by their existence in nature and being tumbled through rivers—a process that usually takes
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National Geographic Rock Tumbler Science Set for Child or Teen Ages
The National Geographic Hobby Rock Tumbler Kit is a complete rock polishing kit that allows your child or teen to turn rough rocks into gemstones.
National Geographic Rock Tumbler Science Set for Child or Teen Ages 8 Years and up
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