A cross-sectional, stratified random sample of 1,891 male and female adolescents (age range from 12 years 6 months to 17 years 6 months) was tested in 1970 with the Grades 9-12 form of the Primary Mental Abilities test. (Editor)

The present study used a naturalistic setting to determine the effects on children of modeled sex-inappropriate play behaviour. (Author)

Nine-, eleven-, and thirteen-year-old children participated in a conformity situation requiring the judgment of the louder of two successively presented tones. (Editor)

One hundred sixty sibling pairs from two child families were sampled for sibling interaction behaviors as they relate to measures of categorization style. The study provides additional evidence of the importance of a child's siblings to his cognitive development. (Editor/RK)

The effectiveness of a public nursery school program was evaluated using two comparision groups, those who had and had not attended nursery school and Title 1 and non-Title 1 children. (Author)

This study represents an attempt to construct and collect preliminary validity data for a children's interpersonal trust scale. (Author)

Study not only discovered an association between the value orientations of parents and the generosity of their children but also discovered that when value orientation was held constant, there was no difference in generosity that could be attributed to the parents' discipline emphasis. (Authors)

Highly creative children of both sexes tended to be more erratic in their work orientation, more graceful, and more prone to respond aggressively to frustration. Highly creative boys were also found more open, expressive, playful, curious, and, to some degree, more self-confident. (Authors)

Results are discussed in terms of the facilitory effect on waiting of the perception of a decrease in temporal distance from a goal. (Authors)

The developmental hypothesis that behavioral differences between subjects in the two temporal separation conditions would decline over grades was supported by the data. (Author)

Four socialization environments, all of which included some modeling of altruism by an adult, were differentially effective in altering children's responsiveness to others in circumstances of distress. (Authors)

A direct induction of mood was employed to determine the role of affect in self-gratification. (Authors)

It is evident from this task that preschool children can remember simple pictures as well as their names, that either pictorial or verbal codes can mediate memory of either pictures or words in accordance with task demands, and that same-different judgments tend to be faster to pictures than to words. (Author)

The results provide evidence of remarkable consistency in both accuracy and manner of performance from first grade through college age levels. (Authors)

Results showed that reversal shift was easier than extradimensional shift and that relative shift difficulty was unaffected by instructions, in contrast to findings with college-age subjects. (Authors)