Convergent and discriminant validity of the Mental Processing Scales of the Kaufman Assessment Battery for Children (K-ABC) were examined using 51 first-grade children. Results supported the convergent validity of the K-ABC; correlations with reading achievement were fairly large. The discriminant validity received only partial support. (Author)

The K-ABC is discussed in relation to the Wechsler Intelligence Scale (WISC-R) as a second measure of cognitive ability for children of various linguistic backgrounds who are conversational in English but have difficulty with written English. The K-ABC illustrated that the children had higher cognitive ability than was measured by the WISC-R; this…

To test the validity of brief measures of intelligence and explore how well these instruments relate to academic performance, the WPPSI-R, the Kaufman Brief Intelligence Scale, Draw-A-Person: Quantitative Scoring System, and the K-ABC Achievement Scale were administered to 50 kindergarten and first-grade children. Results indicated all measures…