Jean Piaget was born on August 9, 1896 as Jean William Fritz Piaget in Neuchâtel, Switzerland. He developed a theory of cognitive development. Mr. Piaget died on September 16, 1980 in Geneva, Switzerland.
Showing posts with label Jean Piaget. Show all posts
Showing posts with label Jean Piaget. Show all posts
Wednesday, September 16, 2009
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