Understanding the effects of class size reduction (CSR) has been an enduring issue in education. For the past 3 decades, Project STAR has stimulated research and policy discussions regarding the effects of CSR on a variety of outcomes. Schanzenbach (2007) reviewed STAR studies and concluded that small classes improved student academic outcomes.…

Research indicates that the relationship between class size and instructional effectiveness depends on a multitude of related variables, such as age level of students, subject matter taught, and instructional methods used. Recent statistical syntheses of this research reveal that the instructional benefits of smaller classes are most significant…

Literature on the relation between class size and student achievement is reviewed, and policy alternatives are suggested. Class size reduction strategies, focusing on individual or small group tutoring, are proposed for primary and secondary instruction. Implementing these strategies requires ambitious staff development programs. (SLD)

Examined what actually transpires in California's reduced-size classrooms, using systematic classroom observations and teacher and student interviews at four elementary schools. Results indicated that, overall, teachers still used whole-class instruction (though they perceived they used varied instructional strategies). Most learning activities…

This book synthesizes research evidence to demonstrate that 1) class size is strongly related to pupil achievement; 2) smaller classes are more conducive to improved pupil performance than larger classes; 3) smaller classes provide more opportunities to adapt learning programs to individual needs; 4) pupils in smaller classes have more interest in…