Educational Psychology / Unit 3 EDP 0235 review, 2 to 3 minutes
Piaget and Vygotsky on One Task
The idea
Piaget and Vygotsky both saw learners as constructing knowledge, but they placed the work in different places. For Piaget, development comes from the child's own activity: schemas meet experience they cannot absorb, disequilibrium follows, and assimilation and accommodation restore balance. Development runs through stages in a fixed order, and a child cannot be taught logic that the stage does not yet support. For Vygotsky, development runs through other people. What a child can do with guidance today, inside the zone of proximal development, becomes what the child can do alone tomorrow, as a more knowledgeable other supports and then withdraws. Piaget read children's self-talk as egocentric; Vygotsky read it as thinking made audible. Both theories contribute, and discovery and guided instruction each have a place in the classroom.
In practice
Worked example: a six-year-old fails the juice conservation task. Read through Piaget, the child is preoperational, centred on the height of the liquid; the teacher provides concrete experience, pouring back and forth, so that the child's own activity produces disequilibrium, and waits for concrete operations. Read through Vygotsky, the teacher asks what the child can do with help: with questions that direct attention to the width of the glass, the child may reason correctly, which would show the task lies inside the zone of proximal development.
Where people slip
The theories differ on the teacher's role, not on whether the teacher matters. Piaget's view warns against pushing reasoning the child cannot yet construct; Vygotsky's warns against leaving a child alone with a task they could master with support. Neither licenses teaching by age alone, and later research found that Piaget's tasks underestimated what young children could do when the tasks were made clear.
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