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In this online activity, learners build their own system of heavenly bodies and watch the gravitational ballet.

In this group activity, learners will mark important developments of life on Earth on a timeline (each foot in length representing 200 million years).

In this math-based activity, learners model the intensity of light at various distances from a light source, and understand how astronomers measure the amount of sunlight that hits our planet and othe

In this activity, learners model ancient lunar impacts using water balloons.

This fun and simple hands-on astronomy activity lets learners make 3-dimensional models of the Earth and Moon.