1. Piagets Stages of Cognitive Development
How do we develop mentally?

2. Sensorimotor Stage (birth – 2 yrs old)
Info is gained through the senses and motor actions

3. Object Permanence
The understanding that objects exist independent of one’s actions or perceptions of them

4. Preoperational Stage (2-7 years)
Emergence of symbolic thought
Egocentrism- “ Does your sister have a sister”
Lack the concept of conservation
These are speaker notes

5. Conservation Tasks

6. Concrete Operational Stage (7-12 years)
Can Conserve Mass, Weight and Numbers
Classification and categorization
Less egocentric
Inability to reason abstractly or hypothetically

7. Formal Operational Stage (age 12 - adulthood)
Hypothetical-deductive reasoning
Pendulum Problem
Adolescent egocentrism illustrated by the phenomenon of personal fable and imaginary audience

8. Personal Fable…. “Nobody understands me."
"My parents just don't know what I'm going through-- what do they know about what it's like being a teenager?"
"You just don't know how it feels."
"I just got dumped by the girl I love, and nobody could ever experience the crushing sadness I'm going through."

9. Imaginary Audience…
On Stage feeling in Adolescence

10. Critique of Piaget’s Theory
Underestimates children’s abilities
Underestimates the role of the social environment
Lack of evidence for qualitatively different stages