Introduce your child to crystals with this Thames & Kosmos 643522 crystal growing kit, which features all the materials needed to grow 4 chemically different crystals. A 32-page book provides a full-color guide to performing 15 exciting experiments.
CHOKING HAZARD: Small parts included. Not for children under 3 years old.
Crystal Growing Kit
Crystal growing kit
Gives your child the opportunity to experiment with octahedral potassium alum crystals, rapidly-growing sodium sulfate crystals, long needle-shaped sodium acetate crystals and plaster made from gypsum crystals.
Instructions on how to mold plaster shapes and grow layers of crystals on them, make colored crystals, grow crystals rapidly and slowly, create a geode, and learn about the energy of crystallization.
Ages 10 and up
To instill curiosity, creativity and an interest in science.
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