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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, learners explore how salt water freezes in comparison to fresh water.

In this activity (located at the top of the page), learners make an easy river strainer and see what they can catch.

In this data collection and analysis activity, learners evaluate fish physiology and ecology using vision research data from Dr.