Studio : Crazy Aaron's Thinking Putty

Publisher : Crazy Aaron's Thinking Putty

Binding : Toy

Product Description
Hypercolor Thinking Putty These Heat Sensitive Hypercolors really make their mark! Hypercolor Thinking Putty is thermochromic -- just a touch from your hands or a warm coffee mug will reveal a new "hot" color. Allow it to cool off or stick it in the fridge! Then the "cool" color will be restored. You can even do tricks with Hypercolor Thinking Putty! Made in the USA!
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