His students tend to freak out at first, says Presley Martin, describing the introductory biology course he teaches at Hamline University in St. Paul, Minnesota. When they walk into the course's laboratory section for the first time, the students find themselves face-to-screen with the Genetics Construction Kit (GCK)—a computer simulation of Mendelian inheritance that will compel them to do some real science.  continued...

Illustration: Michigan State University

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Reprinted from the HHMI Bulletin,
September 2001, pages 22-25.
©2001 Howard Hughes Medical Institute