Provides a comprehensive profile of the program, including participant and school demographics, services offered, and performance outcomes, using 1999-2000 performance reports submitted by 355 projects serving over 300,000 participants. Notes that 97 percent of middle school participants and 95...

Ideally, nonexperimental methods that aim to replicate the results of rigorous randomized experiments focus on the intent to treat (ITT) experimental impact estimate, the most causally rigorous measure. This working paper develops a new replication approach that facilitates testing...

A new longitudinal national study of the practices and effectiveness of charter-school management organizations (CMOs) reveals a wide range of organizational models and educational strategies, with achievement effects that are more often positive than negative but vary substantially among CMOs....

Examines work-based learning activities in high school, noting that a diverse mix of students--including both high- and low-achievers--participates in some work-based activity. However, females are more likely to do so than males. Also notes that internships arranged through school are in a...

In the first rigorous study of the impacts of Expeditionary Learning (EL) model schools, Mathematica found that EL middle school students perform better in reading and math than their counterparts in other public schools.