Studied the relationship between the intense, high energy behavior of 62 preschool children and differences in cognitive style and related social behavior of the same children 5 years later. (GO)

Explored evidence of perseveration, or the inability to shift from one mental activity to another, in three to seven year olds. In a visual task, perseveration was prominent for three year olds and absent for children over four. On a verbal fluency test, there were different results for three types of perseveration. (BC)

In addition to the prominent characteristics of high activity level, three other criteria are often used in identifying and understanding the hyperactive child. These criteria are impulsivity and cognitive tempo, cognitive immaturity and verbal mediation, and self-esteem. The purpose of this study was to demonstrate that third, fourth and fifth…