Piaget's Basics
Stages of Cognitive Development
Moral Development
Vygotsky’s Key Ideas
Classroom Applications
100

The mental framework we create to understand the world.

What is a schema?

100

Stage (0–2 years) where children learn through senses and actions.

What is the sensorimotor stage?

100

Ages 4–10, children see rules as unchangeable.

What is heteronomous morality (moral realism)?

100

Tasks a child can do with help but not alone.

What is the Zone of Proximal Development?

100

Playing peek-a-boo helps infants develop this concept.

What is object permanence?

200

Fitting new information into an existing schema.

What is assimilation?

200

Stage where egocentrism and centration are common limits.

What is the preoperational stage?

200

After age 10, children see rules as human-made.

What is autonomous morality?

200

Tailoring support to fit a learner’s responses.

What is scaffolding?

200

Role-play and “think-alouds” in teaching reasoning.

What is the preoperational stage?

300

Changing a schema to fit new information.

What is accommodation?

300

Stage where conservation and logical reasoning about specific events are mastered.

What is the concrete operational stage?

300

Belief that rules come from authority and must be followed strictly. 

What is moral realism?

300

More than an influence—it actively shapes cognitive development.

What is the social environment?

300

A teacher gives hints and step-by-step support for math problems.

What is scaffolding?

400

Balancing assimilation and accommodation.

What is equilibration (equilibrium)?

400

Stage where abstract and hypothetical reasoning appears.

What is the formal operational stage?

400

In autonomous morality, children begin to test these.

What are boundaries (rules)?

400

“Inner” tool children use to plan, solve problems, and reason.

What is inner language (private speech)?

400

Debates and designing investigations in high school align with this stage.

What is the formal operational stage?

500

Piaget’s two basic learning instincts.

What are the innate drives to organize and adjust?

500

Stage where seriation, classification, and reversibility emerge.

What is the concrete operational stage?

500

Difference between moral realism and autonomous morality.

Moral realism = rules unchangeable; Autonomous morality = rules are flexible, created by people.

500

Learning is best when tasks are both ________ and ________.

What is challenging and attainable?

500

A “just-right” challenge to keep students motivated.

What is Vygotsky’s principle of challenging-but-attainable tasks?

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