Low-stakes quizzes with feedback raised scores by 13–25% on real unit exams in 8th-grade science classes.
Journal of Educational Psychology · 2011Read studyQuestion archive40,169questions across 2,460 papers40,169 questions across 2,460 papers in 19 banks.
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Students scored 67% after retrieval practice versus 49% after repeated study—a 37% lift.
Science · 2011Read studyStudents remembered 61% after self-testing versus 40% after rereading—53% more.
Psychological Science · 2006Read studyGood to know
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