Twelve learning-disabled children, aged 8-11, were compared with normal peers on various discourse errors. No significant quantitative differences were found in the total number of discourse errors between the disabled and normal groups, but the errors were qualitatively different. Male subjects made significantly more errors than female subjects.…

Among conclusions of the review of the literature are that learning-disabled (LD) females have lower IQ's and more severe academic achievement deficits in some aspects of reading and math, but are somewhat better in visual-motor abilities, spelling, and written language mechanics than LD males. (Author/DB)

This study examined the arithmetic calculation abilities of kindergarten and first-grade children (n=108) with different patterns of cognitive functioning: low language, low spatial ability, general delays, and nonimpaired. Nonverbal, story, and number fact problems were differentially sensitive to variation in cognitive ability. (Author/JDD)

This article integrates the literature on intelligence and achievement outcomes in boys with Klinefelter syndrome (KS). It reports results of a study following 36 boys with KS and 33 sibling controls. Boys with KS demonstrated verbal cognitive deficits and significant underachievement in reading, spelling, and arithmetic, which increased with age.…

Comparison of eight-year-old children with attention deficit hyperactivity disorder (ADHD) (n=21), learning disorder (LD) (n=12), or both (n=27) on neuropsychological measures found that ADHD children were impaired in control and inhibition of impulses; children with LD in phonological awareness, verbal memory span, storytelling, and verbal IQ;…