Schooling is now considered the major factor underlying the development of cognitive abilities. However, most studies on the effect of schooling on cognitive development have been conducted in free and generally supportive western environments. The possible variability of schooling effects between educational systems differing in the quality of…

The purpose of the study was to reveal the cognitive characteristics of talented children who come from economically vulnerable contexts in Chile. Raven's Standard Progressive Matrices (SPM) was administered to a sample of 5,160 students who took part in the process of identification of gifted students from the program PENTA UC in Chile between…

The correlations between the scores on the 1966, 1973, and 1979 norms on Raven's Standard Progressive Matrices for 140 economically disadvantaged students in grades three and five were significantly high. It seems appropriate to use any of the three sets of norms with economically disadvantaged students. (Author)

Compared was the relative predictive power of learning potential (LP) and IQ measures for 54 low-income Spanish-speaking students (grades 2 through 6) in a transitional bilingual urban school. Ss were administered the Raven LP procedure, the Semantic Test of Intelligence, the Wechsler Intelligence Scale for Children (WISC) in Spanish, and the WISC…

Evidence for suggested basic differences in the abstract reasoning capacity of Negro and Caucasian children includes consistent findings of significantly poorer performance by Negroes on Raven's Progressive Matrices (PM). This study investigated the PM performance of Negro children taught algebra via a discovery method of instruction. It was…