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In this activity/demo about piezoelectricity, learners discover how some crystals produce electricity when squeezed.

This activity has learners interacting with live crayfish, but could be adapted for a variety of similar hardy and interesting organisms.

In this activity, learners interact with a 3-D model of a watershed to better understand the interconnectedness of terrestrial and aquatic environments.

In this experiment, learners use JOY liquid detergent and glycerin to make the largest bubble they can that lasts 15 seconds.

This activity models the way Landsat satellites use a thermal infrared sensor to measure land surface temperatures.