Geek & Co. Craft 3D Sidewalk Chalk

Geek & Co. Craft

$ 29.99 

Mold your own colorful sidewalk chalk. Mix your own colors, pour it into the shape molds and let it harden. Then you can draw pictures on the sidewalk or pavement with the chalk and use the 3D glasses to make the images pop off the ground and appear as if they are 3D. Learn about the science behind the 3D illusions.

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