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Jean Piaget on Twitter: "Me casé en 1923 con Valentine Châtenay. Y tuve 3 hijos:Lucienne,Laurent y Jacqueline (los estudie desde su infancia) http://t.co/MGBSwf7GRI" / Twitter
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PIAGET'S THEORY OF COGNITIVE DEVELOPMENT. Jean Piaget ( ) : History Born: August 9, 1896, Switzerland Died: September 16,1980 (Age 84) Parents: - ppt download
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The Cambridge Companion To Piaget (Cambridge Companions To Philosophy) (English Edition) | freixenet.com
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