books.google.fr - This book is for anyone who has ever wondered how a child develops language, thought, and knowledge. Before this classic appeared, little was known of the way children think. In 1923, however, Jean Piaget, the most important developmental psychologist of the twentieth century, took the psychological...https://books.google.fr/books/about/The_Language_and_Thought_of_the_Child.html?hl=fr&id=WYoEXQLGRLEC&utm_source=gb-gplus-shareThe Language and Thought of the Child
