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In this activity (page 105 of the PDF), learners measure heart rate and blood pressure and learn how to obtain consistent measurements during repeated tests.

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

Build a hydrometer (measures the density of a liquid) using a pipet or eyedropper.

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

Learners will explore the concept of angular distance, and investigate why the moon appears to be the same size as the sun during a solar eclipse, despite the sun being much larger.

In this activity, learners investigate how geometry plays a role in perspective.