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In this activity, learners consider the water features they might enjoy at a community park--a pond, brook, water playground (or "sprayground"), or pool--and what happens to the water over time.

In this activity, learners explore how nanotechnology is being used to create new types of protective fabrics.

In this demonstration, learners discover that nanoparticles behave differently, in part because they have a high surface area to volume ratio.