PSY 101   
[Psychology Images] Class 04 Development 2: Cognitive Development - Piaget & Vygotsky (Outline)

 Piaget: Cognitive Development


 Jean Piaget (1896-1980) - Swiss Cognitive Psychologist

  • Children's reasoning for wrong answers
  • Children as active explorers of environment

[Piaget's Stages
              of Cognitive Development]

Seattle Sea Hawks selling beer and using lack of conservation to make a profit (2014)

Piaget's Stages in a YouTube Video (6.17)



[Vygotsky Thought
                      & Language 1934/1962]Lev Vygotsky (1896-1934) - Soviet Cognitive Psychologist

  • Sociocultural Theory of Cognitive Development (1920s-1930s)
  • Zone of Proximal Development or ZPD
  • Language is the crucial element in cognitive development
  • Speech is first public and social, then internalized

The Abilities of Children: Are they inborn?

First posted 10/8/03. Last updated Sept. 5, 2020