Glossary

Active recall

Active recall is a study method where you retrieve information from memory instead of rereading it.

Rereading notes feels productive but mostly builds recognition, not memory. Active recall flips that. You close the book and try to answer a question from memory, which forces your brain to rebuild the path to that fact and makes it far easier to recall later.

It is one of the most reliable study techniques in the research. Flashcards, practice questions, and writing an answer from memory are all forms of active recall.

Example

Close your lecture slides and write down everything you remember about the topic. Then open the slides and check. The gaps you find are exactly what to study next.

How to use it

1Cover your notes or close the slides.
2Answer a question or write what you remember, from memory.
3Check against the source and mark what you missed.
4Repeat what you got wrong sooner than what you already knew.

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Common questions

Is active recall better than rereading?

Yes. Rereading builds familiarity, which feels like learning but fades fast. Pulling the answer from memory is harder, and that difficulty is what makes it stick.

How often should I use active recall?

Little and often beats one long session. Test yourself across several short sessions and space them over days, which pairs active recall with spaced repetition.

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