Curated OER
Benthic Macroinvertebrates
Students survey and describe a stream ecosystem. They sample the benthic macroinvertebrate populations of a given stream and determine community structure through the use of the Chandler Index and a species diversity index.
Curated OER
Streamflow
Students discuss the topic of streamflow and how it occurs. They take measurements and analyze them. They interpret data and create their own charts and graphs.
Curated OER
Plants in Texas: Then and Now
Seventh graders discuss continuity and change, identify various plant materials, and compare and contrast ways in which early people used plants in Texas in prehistoric times with ways that modern man in Texas uses plants today.
Curated OER
Newton's Second Law of Motion
Sixth graders study Newton's second law of motion and verify it. In this force and motion lesson students complete a lab activity and collect data, analyze it and graph it.
Curated OER
Electroplating for Corrosion Protection: Redox in Action
Learners define what a redox reaction is. In this chemistry activity, students electroplate some wires in the lab. They research the application of electroplating in the real world.
Curated OER
Revised “Understanding Nutrition” Activity
Students evaluate their current food choices. In this health science lesson, students test different drinks to rate the amount of Vitamin C content. They discuss results in class.