geology

Excavate, study, and display your own beautiful crystals Children and adults alike can explore the wonders of geology with the 4M Crystal Mining Ki...

Turn rough rocks into beautiful polished gemstones with our high-quality rock tumblers. These powerful tumbling machines are perfect for beginners ...

Any dirt-loving kid would love to get their hands on the National Geographic™ Fool’s Gold Mini Dig STEM Science Kit! A great way for young explorer...

Find crystal treasure! Geology is downright exciting when you're breaking open rocks and finding crystal treasures! Geodes can form with a variety ...