Many low-performing schools across the nation have increased learning time in response to federal requirements for the School Improvement Grant (SIG) program. The conditions governing federal waivers of the Elementary and Secondary Education Act (ESEA) also require certain schools to redesign the school day, week, or year to include additional…

The purpose of a comprehensive study of the design of the school calendar in Virginia was to identify the quality and quantity of allocated time and the amount of time spent and needed for student learning as factors determining the impact of instructional time on educational quality. Synthesizing available research and new surveys and interviews,…