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Some aquatic organisms live in open water, while some live in soil at the bottom of a body of water.

In this biology/ecology activity, learners construct a terrarium out of a tennis ball container. This terrarium is unique because it never has to be watered.

Learners take a field trip along a local body of water and conduct a visual survey to discover information about local land use and water quality.

In this activity (located at the bottom of the page), learners investigate soil and explore the creatures that live in it.