Psych - On Piaget's stages of cognitive development o...

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On Piaget’s stages of cognitive development o Sensorimotor Period 0-2 yrs Infants response to world is all sensory and motor We come into the world with ways of understanding it – Reflexes Sucking Looking Grasping Infant learns through reflexes Ex. By looking at hand, makes connection between vision and movement Primary accomplishments in Sensorimotor period Object permanence o Earliest stage(out of sight, out of mind) children will not look for a hidden object or person o Peek a boo o By end of stage children will look for a hidden object and show distress when parent leaves Means-End behavior o Beginning of Stage Children have no goals or intentions to their behavior o Middle of Stage (4-8 months) Initiate behavior w/ a goal in mind Ex. Shake a rattle to hear it Circular Reaction Infant will repeat an action in order to recreate a particular reaction. o End of Stage (18-24 months)
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Attain goals thru mental planning Imitation o Beginning of Stage (0-1 months) Infants cannot imitate others o Middle of Stage Infants will imitate adults but only with body parts they can see on themselves(no faces) o End of Stage Deferred Imitation emerges o Pre-operational Period 2-7 yrs Primary Accomplishment Child has acquired symbolic thought o Child can use symbols (images, words, actions) to stand for something else o Child can use symbolic skills to acquire new behaviors Ex. Use a shoe for a hammer Primary Deficiency Inability to solve Conservation tasks Conservation is the ability to understand that basic properties of an object(weight, volume) remain constant when the object is changed perceptually Why can’t preoperational Kids solve conservation tasks? Because their thinking is deficient or irrational in 3 ways o Egocentric thought 3 mountains task o Intuitive Thinking Conservation tasks: Water and the two different glasses o Centered Thought
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o Concrete operational period 7-teen yrs Primary accomplishments Develops ability to use reversible logical operations Becomes decentered Gradually becomes less egocentric These accomplishments allow children to do Conservation tasks Piaget Primary Limitation of this Stage o Children cannot yet reason hypothetically or abstractly. They rely on physical evidence for their reasoning o Formal operational period teen-death yrs Primary accomplishments Hypothetical/ Abstract Reasoning Isolation of Variables Combinatorial Reasoning
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Psych - On Piaget's stages of cognitive development o...

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