Class size and student achievement have been debated for decades. The vast amount of research on this topic is either conflicting or inconclusive. There are large and small scale studies that support both sides of this dilemma (Achilles, Nye, Boyd-Zaharias, Fulton, & Cain, 1994; Glass & Smith, 1979; Slavin, 1989). Class size reduction is a…

Background: This article builds on three years of qualitative research on Wisconsin's Student Achievement Guarantee in Education (SAGE) program, a class size reduction policy in Wisconsin. Objective: In this article, we take a practice-oriented perspective on assessment, examining how assessments in schools that participated in a class size…

This paper addresses three questions policymakers may have concerning the results of the Project STAR data. First, when reducing class size, is there a "turning point" at which class size reductions lead to increased gains in student achievement? Second, do small classes help low socioeconomic status "at risk" students more…

Class size is a continuing concern for administrators and teachers in the Mesa Public School system. Research examined findings that reductions in class size can increase student achievement as measured by common standardized tests, but only if size is reduced to something below 20 students per class. Class size also produced changes in…

This large-scale evaluation of Indiana's Prime Time, a funding mechanism designed to reduce class size or pupil-teacher ratio (PTR) in grades K-3 examined the academic performance of nearly 11,000 randomly selected third graders on the state mandated standardized achievement test as a function of class size, PTR, and presence of an instructional…