The Perry Preschool Project assessed longitudinal effects of a 2-year program consisting of a daily 3-hour cognitively oriented nursery, a weekly 90-minute home visit, and less frequent group meetings of the pupils' parents. Subjects consisted of 3- and 4-year-old Negro disadvantaged and functionally retarded children, whose pretest scores on the…

Infant intelligence from birth until the age of two was measured to determine the usefulness of infant intelligence tests. Twenty infants were tested regularly over the two-year period. Results showed neither simplex nor other long-term patterns of interrelationship among the infant intelligence scores obtained. The study concludes that the…

Approximately 6,500 children are enrolled per year in the New York State Experimental Prekindergarten Program (PreK). In 1975-76 a longitudinal study was begun to determine the program's impact on the development of children while enrolled in the program and in the primary grades. Samples from a population of 5,245 four-year-old prekindergarten…

DURING THE PERIOD OF OCTOBER 1, 1965 TO JANUARY 1, 1966 AT THE HEADSTART OPERATIONAL FIELD ANALYSIS IN CLEVELAND, OHIO THE FOLLOWING ACTIVITIES TOOK PLACE. (1) THE METHODOLOGY FOR CLASSROOM OBSERVATION OF HEADSTART (HS) AND NON-HEADSTART (NHS) CHILDREN AND INTERVIEWS WITH THEIR CLASSROOM TEACHERS WAS REVISED. THE HS GROUP OF 125 WAS SELECTED FROM…