School-based physical activity can promote health and improve learning outcomes, but efforts to increase school physical activity have had limited success. This study evaluates the sustainability of a multicomponent school-based physical activity intervention and identifies important factors for implementation and sustainability. Results are based…

New Jersey After 3 (NJ After 3) is a private, nonprofit organization whose mission is to expand and improve afterschool opportunities for New Jersey's youth. Using both public and private resources, it supports a network of youth-service providers that deliver afterschool services based on NJ After 3's program model. Under an agreement with NJ…