Product Overview
Grow a beautiful, colorful crystal geode — a hollow rock with crystals inside it — by first molding a plaster shell and then filling it with a crystal-forming solution.
Learn about geological crystal formations.
Ages 8+
Grow a beautiful, colorful crystal geode — a hollow rock with crystals inside it — by first molding a plaster shell and then filling it with a crystal-forming solution.
Learn about geological crystal formations.
Ages 8+
