The Cooperative Language Development Project studied the efficacy of the Initial Teaching Alphabet (ITA) in teaching beginning reading and the efficacy of the Peabody Language Development Kits in stimulating verbal intelligence, creative thinking, school achievement, and language development. In this monograph, a post-test and follow-up evaluation…

The purpose of the three-year Cooperative Language Development Project was to examine the efficacy of an oral language development program and an experimental reading program in improving the academic achievement, language development, intellectual functioning, and creative thinking of disadvantaged children in primary grades. The experimental…

An investigation is being made of the effects of the interaction between differing socioeconomic backgrounds and two beginning reading programs on the reading achievement of pupils at three ability levels. This report gives the results of data that have been collected for grades 1 and 2 only. Participating were 754 pupils in a small city school…