Background: Large-scale randomised controlled trials are relatively rare in education. The present study approximates to, but is not exactly, a randomised controlled trial. It was an attempt to scale up previous small peer tutoring projects, while investing only modestly in continuing professional development for teachers. Purpose: A two-year…

This report presents results of cognitive ability tests administered to 3 to 5-year olds who were graduating from Parent-Child Center (PCC) programs in 14 cities. PCC programs are designed to maximize the potentialities of low income preschoolers through in-center, home-based, or in-center/home-based combination programs. The findings reflected…

To reemphasize the dangers inherent in the misuse of testing instruments, a study of language and cognitive development in poverty preschoolers investigated 1) whether the interpretation of Peabody scores could be applied to this population, and 2) the contribution of the linguistic form of the Peabody to performance. (MS)