Piaget
About 6 min · Child Development and Pedagogy · English
Time worked out from the lesson's 388 words at 150 words a minute, plus a minute for each question.
Jean Piaget's theory of cognitive development is part of the Child Development and Pedagogy section of JKTET. Piaget proposed that children are not passive receivers of knowledge—they actively construct understanding through interaction with their environment. His stage theory explains how thinking evolves qualitatively as children grow.
Key ideas
- Schema: Mental frameworks or patterns that organize knowledge. A child's schema for "dog" might initially include all four-legged animals until refined through experience.
- Assimilation: Fitting new information into existing schemas. A child who knows "dog" sees a cat and calls it a dog—using the existing schema.
- Accommodation: Modifying existing schemas or creating new ones when new information doesn't fit. The child learns cats are different and creates a new "cat" schema.
- Equilibration: The balance between assimilation and accommodation. Cognitive development occurs when disequilibrium (confusion from new information) drives the child to adapt schemas.
- Invariant sequence: All children pass through stages in the same order; no stage can be skipped, though the pace may vary.
Watch out for
- Confusing assimilation with accommodation → Assimilation is fitting new into old schemas; accommodation is changing schemas. Remember: Assimilation = Adding to existing; Accommodation = Adjusting the schema itself.
- Treating age ranges as rigid cutoffs → Piaget's ages are approximate. A bright 6-year-old might show concrete operational thinking. Focus on the characteristics, not just age.
- Assuming egocentrism means selfishness → Egocentrism is a cognitive limitation (inability to take another's perspective), not a moral failing. A preoperational child genuinely cannot understand that others see things differently.
Quick reference
- Four stages in order: Sensorimotor → Preoperational → Concrete Operational → Formal Operational
- Conservation develops in concrete operational stage (7–11 years)
- Egocentric thinking = Preoperational stage characteristic
- Schema + Assimilation + Accommodation = Adaptation
- Object permanence = Major achievement of sensorimotor stage
Check yourself: 3 questions
1. A child who can mentally reverse operations and understand conservation belongs to which stage of Piaget's cognitive development theory?
2. According to Jean Piaget, a child who understands that pouring water from a short wide glass into a tall narrow glass does not change the amount of water has achieved:
3. According to Piaget's theory of cognitive development, a child who can think logically about concrete objects but struggles with abstract hypothetical situations is most likely in which stage?
This lesson is cut from the topic's note, not rewritten. Fact-checked on 21 Oct 2026: an AI-assisted check of this note against cited sources; the errors it found were corrected that day. Some errors may remain. The questions are from Shishya's validated question bank.
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