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In this activity, learners stain fabrics--on purpose!

Cardboard Automata are a playful way to explore simple machine elements while creating a mechanical sculpture.

In this activity, learners explore electronics and motion by making a Scribbling Machine, a motorized contraption that moves in unusual ways and leaves a mark to trace its path.

This activity shows you how to make amazing crystal spikes using Epsom salt and the sun.

In this activity, learners build a paper stellated rhombic dodecahedron, a three-dimensional 12-pointed star.