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✔ TRANSFORM ROUGH ROCKS INTO SHINY GEMS Explore the fascinating world of geology by turning rough stones into polished gemstones. This hands-on kit is a fun and educational way for kids to discover the beauty of natural stones.
✔ DELUXE KIT WITH 20 STONES & 4 GRITS Start right away with 20 starter stones, four stages of grit, a replaceable band, and a motorized tumbler barrel—all the essentials for a successful rock polishing journey.
✔ QUIET RUBBER BARREL FOR HOME USE The durable rubber barrel reduces noise, allowing for a quieter tumbling experience, making it easy to use at home without disruptions.
✔ SIMPLE OPERATION FOR ALL SKILL LEVELS Just add water, grit, and stones, then turn on the tumbler and watch it work. Perfect for beginners and budding rock collectors who want an easy, hands-on introduction to stone polishing.
✔ GEM DISPLAY CASE INCLUDED Keep your polished gems organized and beautifully displayed with the included clear gem case, ideal for showcasing your growing collection.
✔ STEM-APPROVED EDUCATIONAL FUN Aligned with STEM standards, this rock tumbler kit makes learning about earth sciences interactive and engaging, sparking curiosity in young scientists.