The purpose of this paper was to share findings from an earlier study and to provide a framework for administrators to use in the implementation of class-size reduction (CSR) in their buildings. The study examined actual and average class size (CS), pupil-teacher ratios (PTR), and their differences. A primary goal was to clarify the ramifications…

This research brief reviews selected 1986 publications concerning the effects of class size on student achievement, attitudes, and behavior. The following points are made: (1) smaller classes in the lower grades have a positive effect on student learning attitudes and behavior; (2) minority, disadvantaged, and low-achieving students perform better…