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In this activity, learners use simple materials to create giant bubbles.

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

Learners explore how the attractive forces between water molecules create surface tension and allow certain objects to float on the surface of water.

Over the course of several days, learners explore the property of water that helps plants move water from roots to leaves or gives paper towels the capacity to soak up water.