Piaget's Stages of Cognitive Developmet

Experiencing the world through senses and actions (Birth-2)

• object permanence

• stranger anxiety

Representing things with words and images; uses intuitive rather than logical reasoning (2-6/7)

• pretend play

• egocentrism

• language development

Thinking logically about concrete events; grasping concrete analogies and performing arithmetical operations (7-11)

• conservation

• mathematical transformations

Abstract Reasoning (12-Adulthood)

• abstract logic

• potential for mature moral reasoning