The Psychology of the Child

TLDR: In this article, the authors discuss factors in mental development, including the development of perception, concepts, and operations of thought and interpersonal relations, as well as the three levels in the transition from action to operation.

Abstract: * Introduction The Sensori-Motor Level * Sensori-motor Intelligence * The Construction of Reality * The Cognitive Aspect of Sensori-motor Reactions * The Affective Aspect of Sensori-motor Reactions The Development of Perception * Perceptual Consistencies and Perceptual Causality * Field Effects * The Perceptual Activities * Perceptions, Concepts, and Operations The Semiotic or Symbolic Function * The Semiotic Function and Imitation * Symbolic Play * Drawing * Mental Images * Memory and the Structure of Image-Memories * Language The Concrete Operations of Thought and Interpersonal Relations * The Three Levels in the Transition from Action to Operation * The Genesis of the Concrete Operations * Representation of the Universe: Causality and Chance * Social and Affective Interactions * Moral Feelings and Judgments * Conclusion The Preadolescent and the Propositional Operations * Formal Thought and the Combinatorial System * The Two Reversibilities * The Formal Operatory Schemes * The Induction of Laws and the Dissociation of Factors * The Affective Transformations * Conclusion: Factors in Mental Development