Academic achievement in the nation's lowest performing schools is troubling. Despite improvements in students' overall academic achievement over the past few decades, proficiency gaps in reading and mathematics remain across income, racial, and ethnic groups. One promising strategy for reducing achievement gaps is to expand the school day, often…

The Massachusetts Expanded Learning Time (ELT) initiative provides grants to selected schools to redesign their schedules by adding 300-plus instructional hours to the school year to improve outcomes, broaden enrichment opportunities, and provide teachers with more planning and professional development time. The Massachusetts Department of…