In this study children between the ages of 3 and 6 years were each presented with six number problems in which length and density were varied according to the proposed composition rules. (Authors)

Study deals with a comparative developmental analysis of performances on the same task by four age groups. (MB)

Results of this study suggest the feasibility of using concepts from studies of spoken language for experimental studies of graphic performance. (Authors)

A theoretical framework stemming from the evolutionary psychology of Herbert Spencer, along with two experiments with young children as subjects, are presented. (Authors)

The relationship between verbal reasoning ability on the one hand and sex, social class, family size, and ordinal position in the family on the other were examined for a representative sample of 11-year-old Irish children. (Authors)

Data provide an experimental demonstration that teachers' brief and mild expressions of opinion, incidental to the curriculum objectives, can significantly influence the attitudes of their pupils. (Authors)

Authors investigated the hypothesis that differences in aggressive behavior may partly be a function of differences (a) in the perception of aggressive cues, or (b) in the degree in which retaliation is expected. (Authors)

Examines the hypothesis that lower-class black children are more external" in their personal orientation than middle-class white children. (Authors/MB)

Findings indicate that white examiners do not depress IQ scores of black children. (MB)

Results of this study indicated that the frequency of an auditory stimulus is a dimension to which infants differentially respond in terms of response rate and acoustic characteristics of their vocalizations. (Authors)

It was concluded that both social and vocal elements are necessary to stimulate a general increase in the number and length of consonant utterances, but there was no evidence that stimulation encouraged infants to imitate the consonant phonemes presented. (Author)

In this study instead of the experimenter controlling the duration of stimulus exposure, the infants' behavior was allowed to control stimulus duration. (Authors/MB)

Study designed to determine whether behavioral stereotypes are associated with active versus passive names, and also, the age when these stereotypes appear. (Authors/MB)

Analysis supports the prediction that the amount of immanent justice is dependent upon the amount of causal information and the amount of relatedness in the moral dilemma. (Authors)