Thread: Al-Qaeda seeks to expand its operations
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Old 04-24-2007, 11:39 PM   #12
piercehawkeye45
Franklin Pierce
 
Join Date: Oct 2006
Location: Minnesota
Posts: 3,695
http://en.wikipedia.org/wiki/Theory_...ve_development
http://www.childdevelopmentinfo.com/...t/piaget.shtml
http://psychology.about.com/od/piage...loperation.htm
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