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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.

In this investigation learners explore the differences between, and interdependence of, living and nonliving elements in a water ecosystem.

Learners create a model of a wetland to observe how it absorbs and filters water from the environment.