Effects of action content and verbal codability of stimulus pictures, parental occupational status and verbal intelligence upon nonverbal serial recall were investigated in white first graders. (Author/SB)

Cognitive style differences exhibited by middle class and working class male and female adolescents were examined. Dimensions of cognitive style measured include: conceptual differentiation, categorizing flexibility, conceptual preference, originality, ideational fluency, flexibility, and category width. (Author/BW)

In an attempt to specify the nature of the variables associated with socioeconomic status, Jensen has proposed a two-level model of mental abilities. The first level represents associative learning. The second level involves higher-order conceptualization, and problem solving. The purpose of the present study was to develop a matrix completion…

The study reported here was an attempt to systematically manipulate certain factors which might be responsible for the poor communicational performance of lower socioeconomic status children. The major questions raised were: Can differences in task difficulty, perceptual characteristics of the task, and task instructions attenuate or eliminate…

This research was designed to compare the responses of disadvantaged and advantaged 5-year-olds in typical Piagetian experiments, in order to determine whether differences exist in the normative characteristics of centering, conservation, egocentricity, space conception, and irreversibility. A sample of 60 children was drawn from a metropolitan…

This project was designed to study the process of parents teaching preschool age children using a direct observational method. Six mothers and their own three-year-old sons from seven ethnic groups participated: middle-class Anglo, lower-class Anglo, English-speaking Mexican-American, bilingual Mexican-American; Spanish-Speaking Mexican-American,…