Retrieval Practice vs. Rereading: What Helps Students Remember?
Retrieval practice vs. rereading is an important comparison because students often choose study strategies based on how easy or familiar they feel. Rereading feels smooth. Retrieval practice feels effortful. For long-term memory, that effort can be useful.
Research on the testing effect and retrieval-based learning has repeatedly found advantages for recalling information compared with simply restudying it, particularly on delayed tests. A broad review of retrieval and spacing research is available in Nature Reviews Psychology.
What Is Rereading?
Rereading means looking at the material again: reading notes, textbook pages, slides, or handouts another time. It can help students reorient themselves, clarify something they misunderstood, or encounter material that was not learned well the first time.
The problem appears when rereading becomes the entire study plan. Familiarity with a page is not the same as being able to produce the information when the page is gone.
What Is Retrieval Practice?
Retrieval practice removes the answer and asks the learner to try to produce it. Students might answer questions, use flashcards correctly, complete a brain dump, reconstruct a diagram, or explain a concept without notes.
After the attempt, they check the source and correct gaps. The sequence is retrieve first, check second.
Why Rereading Feels So Productive
When students see material repeatedly, processing becomes easier. That ease can feel like mastery. But exams, discussions, writing, and problem solving often require students to generate relevant knowledge without the original page in front of them.
Teachers can demonstrate this difference quickly: give students a paragraph to reread twice, close it, and ask them to write five key ideas from memory. The gap between “that looked familiar” and “I can produce it” becomes visible.
Does This Mean Students Should Never Reread?
No. Retrieval practice is not a rule against reading. Students need to read and understand content before they can retrieve it. Rereading can also be useful after a failed retrieval attempt when a student needs to repair understanding.
A stronger study sequence is often: read or review briefly, close the source, retrieve, check, correct, and retrieve again later.
Teach Students How to Convert Rereading Into Retrieval
Show students simple transformations:
- Instead of rereading a heading, turn it into a question and answer from memory.
- Instead of highlighting a definition again, cover it and produce the definition plus an example.
- Instead of rereading a model paragraph, list the moves the paragraph uses before checking.
- Instead of scanning a diagram, redraw and label it from memory.
- Instead of reading the same notes three times, do a one-minute brain dump between reviews.
Why Retrieval Can Feel Worse Even When It Is Useful
Retrieval exposes forgetting. Students may feel less confident because they can see what they do not know. That is one reason teachers should explain the strategy rather than simply assign it.
Tell students that difficulty during practice is not automatically evidence of failure. The useful question is whether the practice helps them retrieve more accurately later.
Combine Retrieval With Spacing
One retrieval attempt is not the goal. Revisit important knowledge after time has passed. The spacing effect and retrieval practice complement one another because students repeatedly reconstruct learning instead of cramming it into one session.
What Teachers Can Do in Class
Use short routines from our retrieval practice activities guide. More importantly, teach students why you are doing them. Students are more likely to use retrieval independently when they understand the difference between recognizing an answer and generating one.
Frequently Asked Questions
Is active recall the same as retrieval practice?
The terms are often used similarly. Retrieval practice is the research-oriented term for deliberately recalling previously learned information.
Is rereading useless?
No. It can support initial learning and clarification. It is simply weaker as the only strategy for building durable recall.
What should students do when they cannot retrieve an answer?
Check the source, correct the answer, make sure it is understood, and try retrieving it again after a delay.