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Learners observe and discuss a simple model of a wet scrubber, a device for cleaning industrial air pollution.

In this activity related to indoor air pollution, learners build take-home dust catchers with wax paper and petroleum jelly.

This activity (on page 2 of the PDF under SciGirls Activity: Kites) is a full inquiry investigation into how a kite’s shape affects its performance.

This activity (on page 2 of the PDF under SciGirls Activity: Hovercraft) is a full inquiry investigation into hovercraft engineering and design optimization.

In this activity, learners build a miniature wind tunnel to measure force. Learners construct the model out of Lexan plastic, a fan, and a precise digital scale.