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In this activity, learners build a simple pinhole viewer. They use this apparatus to project images from a variety of light sources, including a candle, the Sun, and the Moon.

In this craft activity, learners create a string of cut-out moons and stars.

In this activity, learners explore the relative sizes and distances of objects in the solar system.

In this activity, learners examine photo images of Earth taken from space, and attempt to identify and explain some of our planet's geological features.