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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 outdoor activity, learners explore UV rays from the Sun and ways to protect against these potentially harmful rays.

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

In this activity, learners explore how light and dark colored objects absorb the Sun's radiations at different rates.

In this astrobiology activity (on page 11 of the PDF), learners consider what organisms need in order to live (water, nutrients, and energy).