Does the human body evolve as quickly as human culture? With a stellar 15-minute video, explore the trait of lactose intolerance. Only about 1/3 of human adults seem to still have the enzyme lactase and therefore, the ability to digest...

Students explore criticisms of the pharmaceutical drug industry. They also become aware of the difficult and lengthy process of testing new drugs by inventing fictional drugs and testing plans.

Students design a poster about indoor air quality. In this indoor air quality lesson, students make a billboard that tells the occupants of a building about at least one air quality problem.