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What is the effect of television viewing on children’s cognitive development? In three new studies, researchers explore this question.
In the first study, California researchers surveyed a diverse group of 410 third graders and their parents. Students with TVs in their bedrooms had significantly lower standardized test scores than did children without bedroom TVs. Students with access to home computers scored significantly higher than those without home computer access. Children who lost or gained use of home computers or bedroom TVs during the academic year exhibited significant differences from baseline in their test scores at the end of the academic year.
In the second study, researchers in New Zealand followed an unselected group of 1000 …