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Sensorimotor
Birth-2
Object permanence
Cause and effect
Pre operational
2-7
Beginning of stage very egocentric
They can start to think about things that have happened or are going to happen
Fantasy play
Lots and lots of questions
Concrete operational
7-11
Cannot think hypothetically but can make decisions about what is in front of them
Teach back
Formal operational
11 to adulthood
Can think hypothetically, make decisions about things that are not right in front of them