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Learners observe and conduct experiments demonstrating the different properties of hot and cold materials.

In this activity (located on page 2), learners will construct tiny model geysers out of film canisters, warm water, and antacid seltzer tablets.

In this chemistry activity, learners explore chemical reactions and their effects, including the kind of reaction in the human body that makes people burp!

Learners observe a flask with a balloon attached over the mouth and inverted inside the flask.

Learners develop an understanding of air pressure in two different activities.