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Lecture 8

01:830:271 Lecture Notes - Lecture 8: Egocentrism, Long-Term Memory

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Stage Two Preoperational Thinking
Mental Representation
o Can think about things when they are no longer in front of you
o Now capable of objective permanence (18-24 months of age)
o Capable of symbolic representation language is possible
o How a scribble can symbolize the mother
o Capable of pretend play
o Age 2-7
o Thinking is misled by how things look
o First sub stage
o Inability to think about the world, solve problems, reason logically from a different
perspective than their own
3 mountains at different positions look different child will think that person
standing at another point sees what the child sees
o Characteristically thinking about one aspect results in illogical thinking
o Conservation Tasks
Understanding multiple tasks to understand things correctly
Understand that even superficial aspects have changed there are still things that
haven’t changed
Not have the quality of centration and not be fooled by the appearance
If you pour water from one glass into a differently shaped one volume is
Usually when the question is asked twice, they believe that they got the answer
wrong the first time so they change their answer
o Seriation
Taking things and putting them in order of height
Children that don’t have this – they make couples not sequences
o Class Inclusion
10 wooden beads 2 red and 8 blue, give them to the child and ask which are
more they would get it correct but then ask “do I have more blue wooden beads
or wooden beads” they would still say blue beads
Asking them to think about two levels of class wooden and colors
Thinking is qualitatively different
There are limitations to thinking
Have not yet developed mental operations doing things mentally; actions that are
logical and reversible
Information Processing
Different from Piaget
o Frustration of Piaget’s cognitive approach – he would give abstract characteristics
Flow of information
o Input goes under sensory register working memory long term memory
working memory
o Measuring things in numbers quantity measures
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