Applies the analytic technique of maximum likelihood factor analysis to the intercorrelations of the Wechsler Intelligence Scale for Children-Revised's subtests as a means for assessing more or less differentiation and integration. (HOD)

Describes two studies investigating the development of recursive thinking in 60 Dutch children five, seven, and nine years of age. The first study replicated earlier research employing a verbal production procedure. The second study used verbal comprehension procedures and concluded that development appears two years earlier than indicated by the…