http://www.flickr.com/photos/waiferx/3069568005/
Originally uploaded by Waifer X
Proper motion data of Sirius A and B, used to determine their masses using Kepler's third law.
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Astronomy and physics education research and comments, field-tested think-pair-share (peer instruction) clicker questions, flashcard questions, in-class activities (lecture-tutorials), current events questions, backwards faded scaffolding laboratories, Hake gains, field-tested multiple-choice and essay exam questions, indices of discrimination, presentation slides, photos, ephemerae, astronomy in the marketplace, unrelated random sketches and minutiae.
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