This report examines time as the main factor to expand learning during the school year by providing longer school hours, after school and weekend assistance, and other after school activities that can improve the quality of education in students at all grade levels. This report also list a number of programs that are already implementing expanded learning hours to improve the level of education provided to all students. According to this report, time in school can directly and positively impact the current data showing English Language Learners as the population who is less likely graduate. Report also available in Spanish.
Lazarin, Melissa. (2008). A Race Against the Clock. Washington, D.C. Center for American Progress.