EXPLORE CRYSTAL CAVES Geodes are naturally forming volcanic rocks that contain amazing crystal formations inside. Crack them open and discover beautiful minerals! Geology doesnt get more exciting then breaking open rocks and finding crystal treasures! Geodes can form with a variety of crystals inside and National Geographic has searched the globe to bring you the best variety of geodes. This earth science kit provides a hands-on science experiment that you and your children are guaranteed to love.
Age:
8+