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  3. SPARK: Crystal Geode
SPARK: Crystal Geode SPARK: Crystal Geode SPARK: Crystal Geode
SPARK: Crystal Geode

SPARK: Crystal Geode

Brand: Thames & Kosmos

Product Code: TKS-551007

Availability: In Stock

$7.95 $7.95
This product has a minimum quantity of 2
  • Description

SPARK: Crystal Geode

  • Ages 7+
  • 1 Experiment
  • 8-Page Manual


Grow a beautiful 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.

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