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In this activity, learners discuss and investigate how cameras, telescopes, and their own eyes use light in similar ways.

In this four-part activity, learners will discover the exciting world of light--the most important form of energy in our world--and be able to identify and describe different types of light.

In this pencil and paper activity, learners work in pairs and simulate how astronomical spacecraft and computers create images of objects in space.

In this activity, learners set up an experiment to investigate the effects of hot air on the path of a laser beam.