Piaget's Theory of Cognitive Development

Describe Piaget's Theory of Cognitive Development, outlining the four invariant stages: sensori-motor, pre-operational, concrete-operational, and formal operational.
Explain the cognitive processes of assimilation and accommodation in developmental psychology.
Understand the developmental concepts of object permanence, animism, and egocentrism.
Describe the cognitive abilities of decentration, reversibility, and conservation.
Evaluate Piaget's theory, assessing its limitations and criticisms in the context of the reductionism versus holism debate.
Analyze Piaget's (1952) research study on the conservation of number to understand its methodology and implications for cognitive development.

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