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In this activity, learners mark their height on a height chart and discover how tall they are in nanometers.

Millions of organisms can live in and around a body of water.

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

This simple activity uses paper and scissors to convey two key concepts to learners: the nanoscale is very small and working on the nanoscale requires special tools.

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.

This fun and simple hands-on astronomy activity lets learners build a scale model of the universe with little more than adding machine tape.