TED offers free video lessons for high school and college students
http://dervishcom.blogspot.com/2012/03/ted-offers-free-video-lessons-for-high.html
Imagine you're a high school biology teacher searching for the most vivid way to explain electrical activity in the brain. How about inserting metal wires into a cockroach's severed leg and making that leg dance to music?
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Dan Balz, Jon Cohen 12 Mar, 2012
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Source: http://feeds.washingtonpost.com/click.phdo?i=084127224a3941aac20d116c44984e16
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