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STEM Experiment Kit Crystal Geode
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+
$10.55
STEM Experiment Kit Crystal Geode—
$10.55
Description
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+
