elementary school curricula explores 9/11's 'root causes'

USATODAY.com: "Call it the Chips Ahoy! School of International Studies: Fifth-graders at Fratney Street School in Milwaukee learn about causes of terrorism with a small bag of cookies and a large map of the world.
Bob Peterson teaches students that overpopulation and poverty help make it easier to recruit terrorists for attacks like those on Sept. 11, 2001.
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In one of Peterson's lessons, students stand, arranged by population, on a huge world map. Peterson hands out cookies according to gross national products: The 16 students in Asia each get one cookie, and the three in Africa split half a cookie among them. In North America, one student enjoys eight cookies."