Described is an educational method based on the application of behavioral theory said to be effective in teaching academic and personal-social behaviors to young retarded children. Reading, spelling, arithmetic, writing, and language programs are presented in moderate detail and are explained to adhere to heuristic procedure of identifying the…

In recent years, over 1,000 middle schools of varying grade level organization have been established in 49 States. From an intensive study of materials published between 1961 and 1968 (listed in an appended bibliography), a basic rationale has been developed for the momentum of this trend. The new concept of the middle school (grades 6-8) is…

This report surveys writings by National Institute of Mental Health grant recipients who have investigated this first five years of life. The authors attempted to identify and correlate ideas, themes, perspectives and issues which can be useful in the formulation and evaluation of social policies related to infant and child development. Major…

This study focuses on the effects of family size and spacing on intellectual, social, and personality development of children. The sample consisted of 533 suburban, middle class, large family (five or more) and small two child family children. The children, 233 boys and 300 girls, were teenagers attending either junior or senior high school.…