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

In this water pollution activity, learners create pond water cultures and investigate the effects of adding chemicals or natural nutrients.

This activity gives caregivers and their children an opportunity to practice scientific ways of thinking that are developmentally appropriate for early learners.

In this activity (on pages 18-29) learners explore the impact of the March 24, 1989 oil spill in Alaska caused by the Exxon Valdez tanker.

In this environmental health activity, learners investigate their own vital lung capacities.

In two separate bags, learners mix water with Epsom salts and detergent.