Grow a giant aquamarine crystal cluster - up to 4"! -- Growing Space Age Crystals is easy and it's fun. Simply dissolve pre-mixed chemicals in water, and sparkling crystals will grow right before your eyes! -- The Space Age Crystal Growing Kit is easy, fun, realistic and educational. Additional materials needed include a plastic container, a flat rock, and water. -- This kit definitely reinforces the concept that "Science can be fun" as well as truly amazing! Recommended for ages 12 and up.

$4.95

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