PREKINDERGARTENS IN 8 NEW YORK STATE SCHOOL SYSTEMS WERE EVALUATED TO FIND OUT IF THE CHILDREN INVOLVED SHOWED INCREASED CAPACITY TO LEARN, AND IMPROVEMENT IN LANGUAGE AND COGNITIVE SKILLS. 1010 DISADVANTAGED AND 225 NONDISADVANTAGED SUBJECTS WERE RANDOMLY ASSIGNED TO EXPERIMENTAL AND CONTROL GROUPS AND PRE- AND POST-TESTED WITH THE STANFORD-BINET…

The Early Childhood Education Project (ECEP) is an experiment in the effects of educational intervention of two-year-old first-born children from impoverished black families. Twenty ECEP children were compared to a control group on the basis of a battery of pre- and post-tests after six months of intervention training. Teachers attempted to…