Longitudinal case study of reform efforts centering on the Talent Development Middle School model at low-performing, high-poverty middle school in Philadelphia. Finds that student gains in mathematics, science, and reading achievement at subject school exceeded that of students in comparable school. (Contains 19 references.) (PKP)

There has been a large amount of research on the relative effects of cooperative, competitive, and individualistic learning on achievement and productivity. This paper reports a study designed to determine the effect of cooperative learning strategies on mathematics achievement of 7th graders. Based on school records indicating whether a student…