Infants in a day care center were studied until age 36 months and tested periodically with the Bayley Scales, the Stanford-Binet, and the ITPA. Predictions of I.Q. were fulfilled much better than in previous studies and a constant environment was suggested as a contributing factor. (ST)

This report discusses the practical problems encountered in a longitudinal study now in its fourth year, where the focus has been the early identification of later learning disorders. The general goal was the identification of tests with the characteristics of high reliability, low cost, short time to administer, low demand on scoring…

Total motor and cognitive-motor performance at age 4 was related to home environment but not to neonatal reflexes. Large muscle skill was unrelated to environment but did relate to neonatal reflexes among girls. (Author)

In two six-month longitudinal studies of intellectually advanced preschool children, letter naming time and background digit span were moderately good predictors of concurrent reading achievement, while no other standard cognitive indices, including mental age, were associated with reading achievement. Both memory span and retrieval were related…

Two samples of 50 kindergarten children each were tested for IQ, reading and arithmetic achievement, and rated by teachers for social and academic competence. The children were tested again in third grade for reading, spelling, and arithmetic achievement, and rated for classroom coping behaviors. In addition, one kindergarten sample was rated for…