Asking a child what he would wish for if he had three wishes formed the basis of this study. (Author/RY)

The ability to order objects in a series according to some dimension, such as size, is recognized as an important aspect of a child's ability to understand logical concepts. (Author)

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)

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

This paper (a) describes the rationale and development of the Stephens-Delys Reinforcement Contingency Interview method for assessing locus of control expectancies in children as young as preschool age and (b) summarizes results of subsequent studies bearing on reliability, validity, and problems of the method. (Author/RK)

Testing Pollack's hypothesis that decreases in effective contour contrast (resulting from a decrease in receptor sensitivity with age or from a change in actual stimulus contrast) lead to decreases in illusion magnitude. Conclusions are questioned by Sjostrom and Pollack (PS 501 740). (Author/MB)

Females cheated in response to consistently unfavorable self-perceptions, while males were influenced by immediate situational factors. (Authors)

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

Results are discussed in terms of the interactive effects of sensory systems. (Author)

It was shown that hierarchies change with development and that relative salience of a dimension is negatively associated with both reaction time of choice and number of errors on the identity task. (Authors)