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- Representing things with words and images; use intuitive rather that logical reasoning

- Piaget’s Test of Conservation

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- Experiencing the world through senses and actions

- Object Permanence: awareness that things continue to exist even when not perceived

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Piaget’s Stages of Cognitive Development 

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Piaget’s Stages of Cognitive Development 

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Sensorimotor, preoperational, concrete operational, formal operational

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schema- mental molds into which we pour our experiences.

assimilation- involves incorporating new experiences into our current understanding (schema)

accommodation- process of adjusting a schema and modifying it

sensorimotor- babies take in the world through looking, heading, touching, mouthing, and grasping

object permanence- objects that are out of sight are out of mind

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A 5 year old has a sense of self and an increased long term memory.

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25% by 11 months

50% within first birthday

90% by 15 months

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Maturation- biological growth processes that enable orderly changes in behavior, relatively uninfluenced by experience 

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Maturation- biological growth processes that enable orderly changes in behavior, relatively uninfluenced by experience 

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In the womb

- Stable neuron count when born: 23 billion but 28 billion around 7 months
- You have the highest neuron count at 28 weeks (about 7 months). That’s when your neural network is at its peak.

3 to 6 years old

- The brain’s neural network is sprouting most rapidly in the frontal lobes
- Mostly in frontal cortex

Adolescence

- Fiber pathways supporting language and agility proliferate into puberty
- Pruning process shuts down excess connections, while strengthening others