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Thames & Kosmos | SKU:
814743011885
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Hot Ice Crystals
$19.99
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Unavailable
Hot Ice Crystals is backordered and will ship as soon as it is back in stock.
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Description
Description
These amazing crystals form instantly out of a sodium acetate solution. They look like ice but they release heat upon formation. Use the solution to mold a beautiful crystalline polar bear and seal. Create an elegant crystal castle with shimmering spires. Learn about the chemical reaction that makes this happen.
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