Thames and Kosmos Crystal Growing 2010 a scoring pad
Description
a scoring pad
parts of the body
UPC: 4008789056757
this set doubles as a take along case
Thames and Kosmos Crystal Growing 2010 a scoring padGrow 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 crystals. Mold fun plaster shapes, including stars, lightning bolts, dolphins,
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