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Chapter 3:
Infancy and
Childhood
Mr. McCormick
Psychology
Do-Now:
(Discussion)

What are schemas? How do they help us
understand the world?

Describe the mental process of assimilation.
Provide one example.

Describe the mental process of accommodation.
Provide one example.
Cognitive Development

Object Permanence:
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A child’s realization that an object exists even when
he or she cannot see or touch it
Representational Thought:

The intellectual ability of a child to picture
something in his or her mind
Cognitive Development

Conservation:

The principle that a given quantity does not change
when its appearance is changed (e.g. liquid in a tall
narrow glass vs. short wide glass)
Cognitive Development

Egocentric:

A young child’s inability to understand another
person’s perspective
Piaget’s Stages of
Cognitive Development

Sensorimotor:
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Birth-2 years
Simple motor responses
Lacks object permanence
Preoperational:
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2-7 years
Object Permanence
Representational Thought
Egocentrism
Lacks conservation
Piaget’s Stages of
Cognitive Development
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Concrete Operations:

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7-11 years
Understands Conservation
Difficulties with abstract ideas/hypothetical concepts
Formal Operations:
 11 years-onward
 Understands abstract ideas
 Logical and Deductive reasoning
Review

Provide one example of the following:

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Object Permanence
Representational Thought
Conservation
Egocentrism
What types of changes occur during each of Piaget’s Stages
of Cognitive Development?

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Sensorimotor
Preoperational
Concrete Operations
Formal Operations
Homework

Read Chapter 3.2 “Cognitive and Emotional
Development”


Pgs. 70-77
Complete Section 2 Assessment
Pg. 77
 #s 1,3
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