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In this activity, learners observe as soap bubbles float on a cushion of carbon dioxide gas. Learners blow bubbles into an aquarium filled with a slab of dry ice.

In this activity, learners heat and cool carbonated water to find out whether temperature has an effect on how fast the dissolved gas leaves carbonated water.

In this activity (on page 8), learners model how marble statues and buildings are affected by acid rain.

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.