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Thames & Kosmos Ignition Series Glowing Crystals
From the Manufacturer Growing Crystals Grow phosphorescent crystals that glow in the dark. Experiment with growing crystals of different sizes. Learn about why crystals form, what crystal lattice structure is, and what makes these crystals glow. Grow phosphorescent crystals Experiment with growing crystals Learn about why crystals form New Sparking a lifelong love of science Dimensions 8.1 x 5.1 x 2.2 inches, Weight 7.2 ounces, model number Manufacturer recommended age 8 years and up, Is Discontinued Yes, Release date May 10, 2010, Manufacturer Thames & Kosmos, Brand Thames & Kosmos, Dimensions LxWxH 8.1 x 5.1 x 2.

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Price: $13.95