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Dr. Katherine Rawson says that taking practice tests can help you remember information. This is especially true if the practice test pushes you to recall something from memory. Rawson said, "It's surprising that we know very little about why testing improves memory." This is surprising because researchers have done hundreds of experiments to understand the effects of testing on learning.
Dr. Rawson did her research with her student Mary Pyc. Their research was reported on Oct...