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Peer reviewedFlynn, James R. – Journal of Educational Measurement, 1984
Thorndike's Stanford-Binet data suggest that from 1932 to 1971-72 preschool children enjoyed greater IQ gains than older children, possibly due to the rise of television. Additional analysis indicated that gains were either due to sampling error or totally antedated 1947. Gains of 12 IQ points were found for Americans. (Author/EGS)
Descriptors: Achievement Gains, Age Differences, Intelligence Differences, Intelligence Quotient
Download full textRauh, Hellgard; Rudinger, Georg – 1987
Down Syndrome children (N=229), aged 1-83 months, from Australia, Canada, and Germany were tested using the Bayley Scales of Infant Development. Test performances on the Bayley's Mental and Motor scales were not dissimilar, leading to the conclusion that young Down Syndrome children from different countries with relatively comparable standards of…
Descriptors: Child Development, Cognitive Development, Cognitive Measurement, Developed Nations
Peer reviewedJensen, Arthur R. – Oxford Review of Education, 1991
Criticizes approach to equal education that seeks equality of outcome as well as equality of opportunity. Discusses Spearman's theory of g that attempts to explain individual differences in intelligence. Contrasts efforts at genuinely reducing equality of outcome, including Aptitude X Treatment Interaction, Mastery Learning, and Thinking Skills…
Descriptors: Affirmative Action, Black Achievement, Cognitive Psychology, Educational Opportunities
