Every Penn student who has lived in a dorm has inevitably seen one of many posters warning of the dangers of drugs and alcohol and suggesting safe practices. While they may question the posters' ...
The CDC provides free, downloadable posters and a screen saver intended to emphasize the concepts and techniques to increase hand hygiene at your facility. The posters — five different messages — are ...
"Developing and Researching PhET simulations for Teaching Quantum Mechanics." Sam McKagan, Kathy Perkins, Wendy Adams, Michael Dubson, Chris Malley, Sam Reid, Ron LeMaster, Carl Wieman. Gordon ...
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