PSYC7: Developmental Foundations, Fall 2014 p. 1 Professor Emily Blumenthal ANSWER KEY for Worksheet 2 Cognitive Development: Piaget and Vygotsky 1.What are the mechanisms of development according to Piaget? 2.Identify and briefly describe the thinking processes associated with Piaget's four stages of cognitive development. a. Sensorimotor : coordinating sensory experiences with physical actions. Sensorimotor intelligence is expressed through infants’ sensory and motor abilities. They use these abilities to actively explore the world and construct their own knowledge. The crowning achievement is the appearance of mental representation: the ability to keep in mind something that is not present. b. Preoperational : representing the world with words, images, and drawings. i. Symbolic function, 2 to 4 years of age: child gains the ability to mentally represent an object that is not present. ii. Intuitive thought, 4 to 7 years of age: children begin to use primitive reasoning and want to know answers to questions. Children become sure of their knowledge but are unaware of how they know what they know. c. Concrete operational : operations are performed, logical thinking applied to concrete or physical examples. i. Major achievements include an understanding of conservation and reversibility of thought. d. Formal operations : abstract thinking. 3.What is a circular reaction? How do these reactions change throughout infancy?
4.Piaget made two central claims about the development of object permanence. What were they? How did Piaget assess object permanence?
You've reached the end of your free preview.
Want to read all 6 pages?
- Fall '14
- Psychology, Theory of cognitive development, private speech, Cognitive Development