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In this activity learners explore surface tension. Why are certain objects able to float on the surface of water and how do detergents break the surface tension of water?

In this activity (on pages 29-35), learners examine water pollution and filtration.

In this activity, learners try to float ink on the surface of water to create a pattern and then capture it with absorbent paper.

Learners explore capillary action in plants (such as plants ability to move water from roots to leaves) in an investigation called Paper Blooms.