Crystal Geode Spark Experiment Kits

S$29.90
S$14.95
  • Grow shiny crystals in this self-cast plaster cavity!

  • 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.

  • Product Dimensions (in) 7.1 x 10 x 2.1

  • Age 8+
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