Teach Engineering
How a Hybrid Works
Work with your class to connect series and parallel circuits to hybrid cars. The lesson introduces basic circuit diagrams before having scholars apply the understanding of the difference between parallel and series circuits to...
Teach Engineering
Pointing at Maximum Power for PV
Following detailed directions, teams collect the voltage and current outputs of a photovoltaic cell by adjusting the resistance. Using the collected data, they determine the highest power output. Implications for weather and a large...
Teach Engineering
Solar Angles and Tracking Systems
The sun will continue to rise in the east and set in the west, no matter what. The first instructional activity in a series of eight introduces the class to solar angles. It makes connections between a person's latitude and the angle of...
Curated OER
What is the Best Insulator: Air, Styrofoam, Foil, or Cotton?
Students investigate the properties of insulators by attempting to keep a cup of water from freezing, and once it is frozen, to keep it from melting. They conduct the experiment, record and analyze the results, and answer discussion...