This paper reviews research on the design and effectiveness of preschools in the United States. Three randomized controlled trials that enrolled roughly 350 total children in demonstration studies during the 1960s and 1970s shape much of the current discussion of preschool. We examine what these studies and more recent ones based on random…

Evaluations of 2 experimental programs developed by the St. Cloud, Minnesota, school system with funds from Title III, Elementary and Secondary Education Act are given in this report. Section 1 describes the Junior High Development Center, a program designed to help students who had very low basic education skills and showed signs of becoming…

Using a social learning approach, this study compared the effects of two experimental mini-courses on a specially constructed measure of competency of behavioral response. The two experimental groups and the control group were all black high school students. The curricula suitable for use by high school teachers utilized behavioral modification…

The purpose of the High School Development Center, an alternative school in Detroit, Michigan, is to provide educational opportunities for 300 students identified as unsuccessful by principals of five high schools. Students in grades 9 and 10 are selected for the program if they exhibit two of the following: (1) very low academic achievement; (2)…

The purpose of the High School Development Center, an alternative school in Detroit, Michigan, is to provide educational opportunities for 300 students identified as unsuccessful by principals of five high schools. Students in grades 9 and 10 are selected for the program if they exhibit two of the following: (1) very low academic achievement; (2)…