Smithsonian Rock Tumbler Toys This kit makes learning about

This kit makes learning about architecture and structural engineering engaging

Includes nourishing almond oil base

Instead of bulky supports

Whether it's for imaginative play

high-density plush material and friendly design make her an ideal companion for young paleontologists and dinosaur enthusiasts alike

Smithsonian Rock Tumbler Toys This kit makes learning aboutTurn rough rocks into beautiful, polished stones that you can use to make charms, bracelets, keychains, and more. Begin by tumbling the included rocks in a barrel with water and grit, then repeat this cycle using progressively finer grits. In just weeks, the Smithsonian Rock Tumbler mimics the process that takes oceans thousands of years! Turn rough rocks into beautiful, polished stones! Includes accessories to make charms, bracelets, and keychains.