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Learn more about Jean Piaget and cognitive development first by reading some of the articles below:

Resources:

• Biography of Jean Piaget
  Jean Piaget's theory of cognitive development contributed to psychology's understanding of children's intellectual development. Find more information on his career, research, and influence on psychology.
  
  
• Key Concepts of Piaget's Theory
  Important concepts in Piaget's stages of cognitive development include assimilation, accommodation, and equilibration. Learn more about these concepts as well as the background of Piaget's theory.
  
  
• Sensorimotor Stage of Cognitive Development
  The first stage of cognitive development in Piaget's theory is the sensorimotor stage. Learn more about the characteristics of the sensorimotor stage.
  
  
• Preoperational Stage of Cognitive Development
  The preoperational stage of cognitive development occurs between the ages of two and six. Learn more about the characteristics of the preoperational stage.
  
  
• Concrete Operational Stage of Cognitive Development
  The concrete operational stage of cognitive development occurs between the ages of approximately seven to eleven. Learn more about the characteristics of the concrete operational stage.
  
  
• Formal Operational Stage of Cognitive Development
  The formal operational stage of cognitive development occurs from approximately age 12 to adulthood. Learn more about the characteristics of the formal operational stage.
  
  
• Support and Criticism of Piaget's Stage Theory
  While Piaget's stage theory of cognitive development has been influential in psychology, there have been a number of criticims of his work. Learn more about support and criticism of Piaget's theory.