Research Findings: Big Math for Little Kids (BMLK) is a mathematics curriculum developed for use with 4- and 5-year-old children. To investigate the BMLK curriculum's effect on children's mathematics knowledge, this cluster-randomized controlled trial randomly assigned child care centers to provide mathematics instruction to children, using either…

Community colleges are grappling with low rates of degree completion and transfer. The City University of New York's (CUNY) Accelerated Study in Associate Programs (ASAP) aims to improve graduation rates by providing a range of comprehensive support services to community college students in select majors. Using student-unit record data, we…

In recent years, some of the most ambitious charter school operators, with the support of philanthropic investors, have sought to increase the scale and scope of their work by creating charter management organizations (CMOs) that aim to replicate effective charter school models across multiple campuses. CMOs are nonprofit organizations with…

A randomized-trials design was used to evaluate the effectiveness of a preschool mathematics program based on a comprehensive model of research-based curricula development. Thirty-six preschool classrooms were assigned to experimental (Building Blocks), comparison (a different preschool mathematics curriculum), or control conditions. Children were…

A growing body of evidence indicates that the test scores of low-income children drop significantly relative to their higher-income counterparts during the summer months. This study finds that a well-implemented summer learning program can improve reading skills and increase the extent to which parents encourage their children to read during the…