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In this activity/demo, learners discover how liquid nitrogen cools a creamy mixture at such a rapid rate that it precipitates super fine grained (nano) ice cream.

In this activity, learners explore deoxyribonucleic acid (DNA), a nanoscale structure that occurs in nature.

This lesson is designed to serve as an introduction to the immune system. It can stand alone or it can lead into further studies of the immune system.

In this activity (on page 14 of PDF), learners use a pan full of flour and some rocks to create a moonscape.

This experiment allows learners to experience a small scale "epidemic," demonstrating the ease with which disease organisms are spread, and enables learners to determine the originator of the "epidemi

This is a classic exercise for visualizing the scale of the Solar System.

In this activity, learners make self-assembled polymer spheres.

In this activity, learners explore a bucket of sand and beach objects.