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Learners observe working lava lamps to understand how they work (included in PDF link).

In this three-part activity, learners use paper to explore Bernoulli's Principle — fast-moving air has lower pressure than non-moving air.

This is a highly visual demonstration that illustrates both the effects of density and chemical reactions.

In this demonstration/activity, learners observe as a regular size marshmallow is blown through a tube made from a manila file folder.

In this indoor or outdoor demonstration, use a large and small ball to illustrate conservation of energy and momentum.