The Stanford-Binet intelligence test was administered by 104 third- and sixth-grade, disadvantaged black children in Negro non-standard dialect and in standard English. Younger children performed better than older children. No significant differences were found between dialect and standard-English test administrations. (ST)

Tests causal models of verbal and performance IQ in 69 Mexican-American children of low socioeconomic status. Years of mother's education were correlated with IQ at 3 years and at 6 to 8 years, but traditional/nontraditional attitudes showed conflicting correlations over time. The adequacy of standarized IQ tests for this population is questioned.…

Children at risk for cognitive difficulties were put in two intervention groups, family and day care education and family education alone, and one control group. Children were tested for cognitive performance. The family and day care group scored higher than other groups. No intervention effects were observed for the family education alone group.…