Thames & Kosmos: Crystal Growing – Experiment Kit
Grow dozens of dazzling crystals and conduct 15 illuminating experiments
with this classic science kit. Experiment with four chemically different
crystals each with different properties, including potassium alum crystals that
form regular octahedrons, rapidly growing sodium sulfate crystals, long
needle-shaped sodium acetate crystals, and plaster which is made from gypsum
- Mold fun plaster shapes, including stars, lightning bolts, dolphins, and
pyramids, and grow layers of crystals on them.
- Use dyes to form coloured crystals, and mix the dyes to grow a rainbow of
custom coloured crystals.
- Display your crystal creations in a clear treasure chest with a
- Mold your own geode — a hollow rock with crystals growing inside and
create a beautiful crystal cavern inside.
Suitable for ages 10 & up
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