Schools across the United States are facing budgetary pressures on a scale not seen in generations. Times of fiscal exigency force policymakers and education practitioners to pay more attention to the return on various categories of public investment in education. The sizes of the classes in which students are educated are often a focus of these…

Research and common sense suggest that smaller classes offer teachers the chance to devote more time to each student, thus improving student learning. To explore the efficacy of improved teacher-student ratios, an overview of research on class sizes is offered in this report. An analysis of findings from initiatives in various states provides…

Summarizes evidence for the effects of class-size reduction from experimental and nonexperimental measurements, addresses questions about the robustness of each type of estimate, and suggests hypotheses that could reconcile differences resulting from conflicting evidence. Discusses potential costs and the implications for future research into the…

This paper examines the research on how student-to-instructor ratio effects influence schooling, with particular attention to how the research relates to low-achieving children. It also summarizes the conclusions of several existing reviews of literature on: the effects on schooling outcomes of class or instructional group size; and scheduled,…

Undertaken as a background paper for an early childhood education policy study intended to identify current issues in early childhood education and policy alternatives for consideration by the State Board of Education of Illinois, this report focuses on the effectiveness of early childhood education programs. Specifically addressed are (1) reasons…