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.Included: 2 packets of potassium aluminium sulfate powder, red dye, measuring cup, spatula, plaster powder, plastic geode mold
Thames and Kosmos Crystal Geode 3L Version Specs
- Manufacturer: Thames & Kosmos
- Brand: Thames and Kosmos Spark
- Genre: Geology & Earth Science
- Number of Experiments: 3
- Number of Pages in Manual: 10
- Recommended Minimum Age: 8 Years
- Recommended Maximum Age: 100 Years
- Year Released: 2020
- Weight: 0.81 lbs
- UPC/EAN: 814743014794
- MPN: 551101
- Country of Origin: Taiwan
- Safety Information: Warning. Not intended for children under the age of 3. May contain small parts, balls, or other items dangerous to young children. May be harmful if swallowed.
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