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Water Body Salinities I
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In this activity, learners investigate the different salinity levels of oceans, rivers and estuaries.
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Water Body Salinities II
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In this activity, learners discuss the different salinities of oceans, rivers and estuaries.
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Counting With Quadrants
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Millions of organisms can live in and around a body of water.
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The Best Dam Simulation Ever
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This online simulation game explores the different consequences of water levels on the Columbia River in the Pacific Northwest.
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Conservation Island
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In this lesson, learners will understand the concepts behind endangered and extinct animals and develop their own conservation plan to save three endangered species.
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Give or Take?
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In this outdoor activity, learners work in pairs using their senses—especially touch—to learn more about individual trees.
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Creating a Local Field Guide
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In this activity, learners survey living organisms near where they live or go to school, and create a local field guide.
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Freshwater Ecosystems
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In this activity, learners create a freshwater ecosystem in a large plastic bottle. Learners cut and prepare bottles, then fill with water, aquatic plants, snails and fish.
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Sustainable Grazing
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In this activity, learners investigate the food, water, and space needs of common livestock animals.