With Earth Day quickly approaching, as well as many science fairs, why not challenge your class to investigate geothermal energy or other renewable energy resources? There are five driving questions explored in depth here, as well as...

Students discover how wetlands filter out contaminants before they can reach other bodies of water. In groups, they design and build a model of a stormwater wetland. They test the water quality and inform their classmates about the...

Students build their own wind turbine. In this physics lesson, students calculate the power output of their wind turbines. They evaluate their design and make the necessary modifications.