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

In this activity, learners create a map of a hidden surface using a "sounding stick" -- a technique similar to how underwater maps were once made.

In this activity, learners play a card game that explores different size scales--macro, micro and nano.

In this activity, learners work in groups to design a parachute out of household items that keeps an egg secure when dropped from a certain height.