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Four Stages

Written by the Fiveable Content Team โ€ข Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 examโ€ขWritten by the Fiveable Content Team โ€ข Last updated September 2025

Definition

The four stages refer to the sequential cognitive development stages proposed by psychologist Jean Piaget, which children go through as they grow. These stages are characterized by distinct cognitive abilities and understanding of the world.

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Four Stages Definition - AP Psychology Key Term | Fiveable