To contribute to a more differentiated description of the cognitive status of young disadvantaged children, a comparative study was made of achievement test performance of disadvantaged and middle class groups of children. On the basis of published reading test scores, test data were gathered from nine public schools, four of which were selected…

A matrix test was devised to assess cognitive skills associated with inferential reasoning. The format of the test requires the subject to choose, from among four alternatives, a figure which is related to other given figures on the basis of appearance, content, or spatial position in the matrix. The test consists of three perceptual matching…

SEVERAL EXPERIMENTS ON THE CONCEPTUAL BEHAVIOR OF LOWER AND MIDDLE CLASS CHILDREN ARE DESCRIBED IN AN EFFORT TO CLARIFY AN APPARENT DISCREPANCY BETWEEN PREVIOUS LABORATORY FINDINGS AND OBSERVED CLASSROOM PERFORMANCE. IN THE FIRST EXPERIMENT, INDUCTIVE CONCEPT LEARNING WAS INVESTIGATED AS A FUNCTION OF SOCIAL CLASS MEMBERSHIP AND PRIOR EXPERIENCE.…

THREE HEAD START PROGRAMS WERE ESTABLISHED TO INVESTIGATE THE DIFFERENCES BETWEEN FOUR GROUPS OF CHILDREN IN THE AREAS OF INTELLIGENCE, COGNITION AND ACHIEVEMENT, ENVIRONMENT, AND PARENTAL EXPECTATIONS. THE FOUR GROUPS WERE (1) THE SR GROUP IN WHICH THE CHILDRENS' PARENTS SOUGHT OUT ENTRY FOR THEIR CHILDREN IN THE HEAD START PROGRAM, (2) THE SAP…