This site from the U.S. Geological Survey provides great definitions of seven measurements that can be taken on water. Includes pH, dissolved oxygen, and turbidity. Click Home to access the site in Spanish.

Young scholars perform the first steps that environmental engineers do to determine water quality - sampling and analysis. Student teams measure the electrical conductivity of four water samples using teacher-made LED conductivity...

This activity introduces students to the complex chemistry of estuarine water. Students investigate how chemical and physical water quality factors-pH, temperature, dissolved oxygen, and salinity-change and interact over varying time...

This site talks about the importance of dissolved Oxygen and provides field testing kit information.

Middle school students partner with undergraduate students at a local college to test the quality of the surface water in their town. Students gather data and research to write a final report for each of the eight areas tested, and then...

In this lesson, students collected and tested well water from various locations to determine the quality of surface water used as drinking water throughout their town. Students prepared a general report for the town as well as specific...

This site from the National Ground Water Association provides information on ground water, the use of ground water, private water system, well maintenance, and protecting your own well water supply.

This field guide to the marine organisms of the intertidal zone of Casco Bay was created by 7th grade students in Portland, Maine, as part of a Learning Expedition called, "In the Zone." Students were engaged in scientific research at...

Learn about a program in Wisconsin called Adopt-a-Beach. Schools, families, businesses and community groups adopt beaches and shoreline areas in their local community to conduct litter removal and monitoring and water quality testing.

The focus of this civil engineering lesson is on designing, building, and testing an irrigation system made from everyday materials to move water from one place to another.

Two letters: one written by Lyndon Johnson (1908-1973 CE) to Ho Chi Minh and the other Minh's response. Johnson is testing the waters for a peace settlement while Minh insists that the Vietname War was provoked by the US and can only be...

First Come the Eggs, a picture book for young readers, was created by 3rd grade students in Rochester, New York. This is a biography of Seth Green, the father of fish hatcheries in America. The research included the study of the life...