Concludes that if abilities are examined in terms of the experiences children undergo in any culture, it is apparent that there are few dumb children if they are classified from the perspective of the community of adaptation. (Author/AM)

In a study in which Asian-American, white, and black children in grades 2-6 in a California school district were given a battery of tests including measures of IQ, scholastic achievement, and short-term memory, factor analysis of the tests yielded two main factors identified as Level I (memory) and Level II (general intelligence) in Jensen's…

The results of this study indicate that the basic components which underlie a major portion of the motor domain of intellectually normal and educable retarded boys are tangibly coincident. (RC)

The frequencies of consistent, mixed, and inconsistent lateral preference patterns in 648 elementary school age children were examined. No differences were found in IQ, reading, arithmetic, or spelling achievement scores among the three groups of children, at any age or for either sex. (Author)

There were no predominant trends of reward preferences among different social classes. Both individual and social rewards effectively raised IQ scores of low socioeconomic status children and reduced the differences in IQ scores between the two groups. (Author/JAC)

Reports that no significant difference in reliability appeared between a heterogeneous and a homogeneous form of the same general science matching-item test administered to 316 sixth-grade students but that scores on the heterogeneous form of the test were higher, independent of the examinee's sex or intelligence. (SB)

Major visuospatial and verbal abilities were assessed for 197 10-year-olds in Hong Kong and 170 10-year-olds in the United Kingdom. The Hong Kong subjects resembled their Japanese counterparts in having high Searman's "g," exhibiting abstract reasoning ability, high spatial ability, high perceptual speed, and low word fluency. (SLD)

An experimental group of 51 students from non-graded and three matched groups of 187 pupils from graded programs were studied to determine the relative effectiveness of non-graded and graded approaches to elementary education and whether any differences found at the end of six years of schooling remained after both groups had been exposed to a…