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发帖数: 33825 | 1 http://www.nytimes.com/2010/06/14/education/14engineering.html?ref=nyregion
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GLEN ROCK, N.J. — In a class full of aspiring engineers, the big bad wolf
had to do more than just huff and puff to blow down the three little pigs’
house.
To start, he needed to get past a voice-activated security gate, find a
hidden door and negotiate a few other traps in a house that a pair of
kindergartners here imagined for the pigs — and then pieced together from
index cards, paper cups, wood sticks |
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