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Ebbinghaus Curve

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 Ebbinghaus Curve, also known as the forgetting curve, is a mathematical formula that describes the rate at which information is forgotten after it is initially learned. It shows that memory retention decreases over time if there's no attempt to retain it.

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