After School

• After School Program Clearinghouse
• Sustainability in School-Linked After-School Programs: Leadership, Program Quality and Sustainability
• Tools to Engage Older Adults in After School Programs
• When Schools Stay Open Late: The National Evaluation of the 21st Century Community Learning Centers Program

Single Sex Classrooms

• Separate but Superior? A Review of the Issues and Data Bearing on Single-Sex Education

School Size

• National Forum Policy Statement: Small Schools and Small Learning Communities
• School Size and the Influence of Socioeconomic Status on Student Achievement: Confronting the Threat of Size Bias in National Data Sets (Education Policy Analysis Archives)
• School Size and Class Size in Texas Public Schools (Texas Education Agency)
• Small Classes in the Early Grades, Academic Achievement, and Graduating from High School
• Smaller is Better - Veronica Anderson (Catalyst: Voices of Chicago School Reform)
• The (Limited) Evidence Regarding Effects of Grade-Span Configurations on Academy Achievement: What Rural Educators Should Know (ERIC Digest)