Many studies have shown the benefits of smaller class sizes--including random experiments like the Student Teacher Achievement Ratio Project conducted in 79 elementary schools in Tennessee, which assigned children to either small or regular-size classes, as well as large-scale analyses of small and large classrooms that have occurred naturally.…

A contextual approach to understanding class size reduction includes attention to both educational inputs and processes. Based on our study of a class size reduction program in Wisconsin we explore the following question: How do class size reduction and classroom quality interact to produce learning opportunities in early elementary classrooms? To…

This manual draws together evolving information about how group size influences what the group does and how learning tasks may be designed and employed to accomplish desired outcomes. The manual includes ideas from research on class size and its outcomes; theories of learning and development; and validated experiences of expert educators. It…