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In this math activity related to light, learners assemble a photometer and use it to estimate the power output of the Sun.

In this international citizen science activity, learners measure their night sky brightness and submit their observations into an online database.

In this outdoor, winter activity, learners find living green plants under the snow and determine the light and temperature conditions around the plants.

In this activity, learners explore conservation of energy by experimenting with a solar cell light device.

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

This activity (page 2 of the PDF under SciGirls Activity: Double Dutch) is a full inquiry investigation into whether hearing or seeing has a bigger effect on jump rope performance.