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In this activity, learners add objects and substances to carbonated water to discover that added objects increase the rate at which dissolved gas comes out of solution.

In this activity, learners imagine what the world might look like if we could build an elevator to space!

In this activity, learners construct and launch rockets using simple materials and their understanding of chemical reactions.

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