The Blue Marble National Geographic Rock Tumbler Kit – Hobby Edition is the perfect gateway to the magical world of geology for curious minds! With this engaging STEM kit, we can transform everyday rocks into stunning polished gemstones, fostering our creativity and sparking a passion for science. Not only does it encourage patience and perseverance as we wait for the polishing process, but it also offers a rich learning experience with hands-on activities that develop critical thinking and fine motor skills. 8+ years

National Geographic Rock Tumbler Refill Kit is an amazing way to ignite a passion for geology in our little ones! With three pounds of rough gemstones like Amethyst and Tiger's Eye, kids get to experience the thrill of transforming rocks into dazzling jewels while learning about their unique properties. This kit not only encourages creativity through custom jewelry making but also helps develop skills like patience and attention to detail. 8+ years

The NATIONAL GEOGRAPHIC Starter Rock Tumbling Kit transforms the way kids discover geology and the beauty of nature. This hands-on kit not only indulges their curiosity about rocks and crystals but also fosters patience, precision, and creativity as they turn rough stones into sparkling gemstones. A fantastic choice for parents seeking educational STEM activities, it encourages scientific exploration and fine motor skills while having an incredibly fun time! 8+ years

The NATIONAL GEOGRAPHIC Rock Refill – Mega Madagascar Pack is an exciting hands-on learning tool for budding gem enthusiasts. This comprehensive set not only fuels creativity through beautiful jewelry-making but also teaches kids valuable lessons in geology and mineral exploration as they transform raw rocks into sparkling gems. With its engaging learning guide, children enhance their scientific inquiry, fine motor skills, and creativity—all while having a blast discovering the wonders of nature! 8+ years

The Discovery Kids Gemstone Dig STEM Science Kit invites children aged 12 and up into the exciting world of geology. By excavating real gemstones like turquoise and amethyst, kids not only develop critical thinking and fine motor skills but also spark a lifelong curiosity about Earth's natural wonders. This hands-on experience doesn't just entertain; it educates and inspires future scientists to explore the rich stories behind each gem they uncover. 12 years & up

National Geographic Hobby Rock Tumbler Kit opens up a world of geological wonder for our kids! This engaging kit not only entertains but also inspires curiosity about Earth sciences as they transform rough rocks into dazzling gemstones. By using the time and speed controls, they can learn about patience and the science of erosion while developing fine motor skills. 8+ years

The National Geographic Gemstone Dig Kit invites young explorers to unearth 10 real gemstones and crystals just like a geologist! This hands-on science kit not only sparks curiosity and creativity but also enhances fine motor skills, patience, and critical thinking as kids dig, identify, and learn fascinating facts about each unique gemstone. Parents and educators will appreciate how this engaging activity combines outdoor exploration with valuable science learning. 8+ years

Blue Marble National Geographic Rock Tumbler Grit and Polish Refill Kit is perfect for adventurous young geologists ready to transform raw rocks into sparkling treasures. This fun and educational kit not only teaches kids about geology and the wonders of nature but also develops patience and fine motor skills through the intricate tumbling process. With its easy-to-follow four-stage grit system, children can experience the magic of transformation as they shape, smooth, and polish gems while engaging in hands-on learning. 8+ years