Investigates the predictability of cognitive differences at 12 months from infant and maternal behaviors at 4 months. Overall, the results show that some individual differences in cognition may be predictable across the first year of life. (Author/RH)

Investigated the effects of biomedical and social-environmental conditions on cognitive and language development in children toddlers. Hypothesized a strong effect of biomedical factors in first two years and a strong environmental influence at three years. Used analysis approach to estimate variables assumed to underlie measurement data. Results…

Compared performance of kindergarten children (N=52) on reasoning, visual-motor integration, and verbal development to achievement scores in kindergarten, second grade, and third grade. Results showed relationships between reasoning in kindergarten and achievement on two tests in second grade, but not between kindergarten visual-motor integration…

Examined whether indexes of verbal imprecision could be quantified and used to predict changes in fifth graders' problem-solving performance. Found that four types of verbal imprecision predicted improved performance: false starts and self-repairs, deletions, long pauses, and metacognitive comments. Results suggested that adopting a new approach…