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Thames & Kosmos Gross Science

$9.99
Mix up three different types of safe, non-toxic slime and play funny pranks with them. Make fake snot, a glowing “radioactive” spill, and trick doggy doo. Explore the weird and wacky properties of slime that makes it so gross and so much fun at the same time! Mix up yucky substances, play pranks with them, and explore their properties.