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To determine preschool children's ability to utilize language in spatial problem solving, 64 children (equal numbers of boys and girls, 3- and 4-year-olds) were asked to identify another's view either verbally or by picture selection. The results indicate that verbalization leads to substantially more correct responses and girls were significantly better(More)
An experimental comparison was made of the drug abuse treatment effectiveness of a halfway house and a community lodge program. Drug abusers, mainly heroin addicts, were randomly assigned to one of the two programs. After a three-month follow-up period, no significant differences between the two conditions were observed on four outcome variables: number of(More)
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