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In this geometry activity, learners explore networks painted on playgrounds, such as a four square court, and draw their own.

Have you ever heard of a camera without a lens? In this activity, learners create a pinhole camera out of simple materials. They'll see the world in a whole new way: upside down and backwards!

In this activity, learners explore how polarizing sunglasses can help diminish road glare.

In this activity, learners use their hands as tools for indirect measurement.

In this math activity related to light, learners assemble a photometer and use it to estimate the power output of the Sun.

In this activity, learners build large-scale structures and cantilevers in a series of "building out" challenges with garden poles and tape.