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Thames & Kosmos - 575002 | Ooze Labs: Mix Your Own Hot Ice Crystals

Product Description

Experiment with instantly forming sodium acetate crystals that produce heat. Ooze Labs are fun and simple science experiments in big chunky plastic test tubes! Each Ooze Lab tube contains a simple science experiment to create a safe material that is both fun to play with and chemically interesting.

$5.59 $6.99
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