Learners explore electricity, discussing its importance and researching different ways in which electricity can be generated. Groups present their findings to the class and then create publicity materials which promote and educate about...

[Free Registration/Login may be required to access all resource tools.] Explains what fossils are, describes how they form, and discusses what scientists can learn from fossils.

Biofuels can provide energy without the reliance on environmentally harmful fossils fuels, but scientists are still searching for a plentiful source. Craig A. Kohn demonstrates how cellulose, the naturally abundant tough walls of plant...