Piaget decided to devote himself to philosophy concerned with reconciling faith and science, and he left for Zurich in search of a training in experimental psychology. The reason that piaget became interested in children's development was because he had discovered a field of research that offered many keys to analyze the thinking process of children. In 1923 he published his first book on language and thought in the child, in In 1936 he was awarded the doctorate "honoris causa" from Harvard University, in 1946 the university of the bribe offered him the same distinction the following year. His later work was about those same theories of child development and learning.
Vietnam was divided by the 1954 Geneva Agreement that followed the French defeat at Dien Bien Phu. The last Americans were withdrawn from the South on April 30, 1975, following the Communist victory over the Saigon forces supported by the United States.
