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In this activity, learners explore how air warms when it condenses water vapor or makes clouds.

In this activity (last activity on the page), learners make a model of the eardrum (also called the "tympanic membrane") and see how sound travels through the air.

In this activity, learners (at least three) work together to explore the effects of atmospheric pressure.

In this activity, learners try to blow up a balloon hanging inside of an empty bottle.

This is an activity about lung capacity. Learners will measure their own lung capacity using a homemade spirometer.

In this activity, learners explore why humans sweat. Learners compare the effects of heat on a balloon filled with air and a balloon filled water.

In this activity about light and perception, learners create pictures in thin air.

In this environmental health activity, learners grow and observe bread mold and other kinds of common fungi over the course of 3-7 days.