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Thalidomide: The pros and cons

This case study, contributed by the Cornell Center for Teaching Excellence, is intended to show that two enantiomers can have different effects on the body, and how the same drug can be used to treat different diseases or symptoms.  It is also intended to help students begin to understand the process of FDA approval for drugs.  This problem could be used in an organic chemistry class or in a class for non-science majors.... Read more about Thalidomide: The pros and cons

The Problem of Scale in Evolution

Created by Jillian Banks, Jeremy Brown, Cindy Gordon, Chris Gregg, Travis Marsico, Chris Osovitz, and Rebecca Symula, this activity focuses on the importance of temporal scale and specifically seeks to resolve the common student misconception that evolutionary change is only observable on a single timescale.  It utilizes index cards in an interactive jigsaw.... Read more about The Problem of Scale in Evolution

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