This Information Capsule examines the background and history in addition to research findings pertaining to class size reduction (CSR). This Capsule concludes that although educational researchers have not definitively agreed upon the effectiveness of CSR, given its almost universal public appeal, there is little doubt it is here to stay in some…

Researchers have identified ninth grade as one of the most critical periods of time for intervention to prevent the loss of motivation, failing grades, and dropping out of school. This Information Capsule is concerned with the efficacy of ninth-grade centers or academies which isolate ninth-grade students into separate school buildings or in wings…