Piaget's Stages
Piaget Stage Ages
Experiments
Types of play
Dealer's Choice
100

Babies at this age attempt to get help or what they want.

What is "Means to an End?"

100

The average age of first acquired adaptation.

When is 1-4 months?

100

The experiment where caregiver's do not react to baby, causing distress.

What is the still face experiment?

100

First kind of play, playing alone.

What is solitary play?

100

Can you give babies water?

NO.

(It will poison them)
200

Babies in this stage try to make things happen again.

What is "make interesting sights last?"

200

Average age of making interesting sights last.

When is 4-8 months?

200

What is the error shown when you cover a toy, move it, and the baby still grabs it?

What is the A not B error?

200

Second kind of play, watching others but not interacting.

What is onlooker play?

200

Factors that tie into the obesity rate, like how your body like sugars, salts, and fat.

What is the obesogenic environment?

300

Toddlers in this stage explore everything, ruled by absolute curiosity.

What is the "Little Scientist" stage?

300

Average age of finding a means to an end.

When is 8-12 months?

300
The term for children not understanding others seeing what they can't.

What is cognitive egocentrism?

300

Third stage of play, playing alongside others, but not interacting directly.

What is parallel play?

400

The stage where babies react to reflexes.

What is "First acquired adaptation?"

400

Average age of little scientist phase.

When is 12-18 months?

400

This test proves cognitive egocentrism in toddlers.

What is the three mountains task?

400

Final stage of play, playing fully and interacting with others.

What is cooperative play?

500

Toddlers at this age experiment in their imagination

What is "mental combination?"

500

Average age of mental combination phase.

When is 18-24 months?

500

Test for self-awareness involving the proxy variable of a dot on baby's face.

What is the rouge test?

500

Fourth stage of play, like parallel play with light interaction

What is associative play?

500

The three traits of temperament.

What are effortful control, negative mood, and exuberance?

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