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In this activity, learners use a simple 3D model to discover why the Moon has phases.

In this activity, learners make their own solar oven to bake s'mores and learn about how solar energy is absorbed on Earth.

This is a classic exercise for visualizing the scale of the Solar System.

In this activity, learners add food coloring to hot and cold water in order to see how fluids at different temperatures move around in convection currents.

In this activity, learners make their own pinhole viewer in order to measure the size of the sun.

In this activity, learners use binoculars (or a telescope) to identify and track sunspots. If using binoculars, learners need a pair that can be secured on a tripod.