How Practice Tests Improve Memory

Although most people assume that tests are a way to evaluate learning, a wealth of research has shown that testing can actually improve learning, according to two researchers from Kent State University. Dr. Katherine Rawson, associate professor in Kent State's Department of Psychology, and former Kent State graduate student Mary Pyc publish their research findings in the Oct. 15, 2010, issue of the journal Science.

"Taking practice tests -- particularly ones that involve attempting to recall something from memory -- can drastically increase the likelihood that you'll be able to remember that information again later," Rawson said. "Given that hundreds of experiments have been conducted to establish the effects of testing on learning, it's surprising that we know very little about why testing improves memory."

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The Playground Gets Even Tougher

Mean-girl behavior, typically referred to by professionals as relational or social aggression and by terrified parents as bullying, has existed for as long as there have been ponytails to pull and notes to pass (today’s insults are texted instead). But while the calculated round of cliquishness and exclusion used to set in over fifth-grade sleepover parties, warfare increasingly permeates the early elementary school years.

“Girls absolutely exclude one another in kindergarten,” said Michelle Anthony, a psychologist and co-author of the new book “Little Girls Can Be Mean.” When her own daughter was manipulated by a “friend” into racing down a slide booby-trapped with mud, making it appear to a group of boys as though she’d soiled her pants, Dr. Anthony was taken aback. “You don’t expect to run into that level of meanness in a 7-year-old.”

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