Thursday, November 29, 2012

Mindstorms: Children, Computers, And Powerful Ideas: Seymour A. Papert: 9780465046744: Amazon.com: Books



http://www.amazon.com/dp/0465046746/ref=as_li_ss_til?tag=willricha-20 November 29, 2012 at 08:06PM via Diigo no_tag

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