Eighty middle-class and 80 lower-class boys were tested on a visual and a verbal task under 3 conditions designed to modify an impulsive tempo." (Author)

Children made age judgments on drawing of human figures, which consisted of adult, adolescent, child, and infant characterizations. (Author)

Four hypotheses were derived from the proposition that positive self-concept is due partly to an ability to utilize self-initiated verbal reinforcement. (Authors)

This study investigated the effect of an interaction between relatively active and relatively quiet boys on their joint activity level. (Author/RY)

Evidence indicated that the awareness of death as universal is a function of age; the understanding of death as irrevocable was not demonstrated systematically through age 10. (Authors)

Results indicate that the pattern of acquisition of noun plurals in English is comparable for both children having English as their first language and those acquiring English as a second language. (Authors)

Data from 431 children in grades 3-10 on a personal space task were pooled into 4 sex-age groups and separately factor analyzed. (Authors)

A rating-scale instrument was devised to clarify the relationship between children's judgments of naughtiness of a story character and the story's description of the character's intent and the consequences of his behavior. (Author)

Study investigated relationships between 4-year olds' expressed humanitarian and success value preferences and their ethnicity, socioeconomic status, and sex. (Author)

The major hypothesis, that uncertainty reduction acts as an incentive was generally confirmed for 60 fourth grades. (WY)

Describes a pilot project with two objectives: 1) to develop measures of curiosity and exploration applicable to preschool children, and 2) to investigate the relationship between variations in exploratory behavior and other aspects of emotional and cognitive growth. (WY)