With more than 3 million participants per year, the Advanced Placement (AP) program is one of the most popular programs in the United States for exposing high-achieving high school students to advanced academic content. Sponsored by the College Board, the AP program provides a framework in which high school teachers can teach introductory…

A quantitative method, meta-analysis, is used to integrate research findings from a representative group of 38 coaching studies. Because different studies reported results on different scales, effect size was used to transform all results to a common metric. This meta-analysis showed that there are two distinct literatures on the effectiveness of…

Follow-up at age 9 of 141 children who had participated in either a mediated learning (ML) or direct instruction (DI) early intervention program found no main-effect differences between the 2 groups. Several significant aptitude-by-treatment interactions were found, with initially higher performing children gaining more from DI and initially lower…

This study was conducted to determine whether the Chapter 1 instruction provided to low-achieving students in the Oklahoma City Public Schools had a detectable effect on student academic growth. Reading and math achievement test scores of Chapter 1 students in grades 2 to 8 were compared with those of a matched group of low-achieving non-Chapter 1…