Mathematica Policy Research and the John W. Gardner Center for Youth and Their Communities at Stanford University conducted a randomized controlled trial of Playworks
Playworks for every kid
Studies on Play
Low-income students reported a significant decline in protective factors since 2001. School partnerships with youth development programs promoting physical activity may ameliorate declines in emotional well-being and increase physical activity.
Recess is an important part of the school day for contributing to school climate. Creating a positive recess climate helps students to be engaged in meaningful play and return to class ready to learn.
Compared with non-Hispanic black students in control schools, non-Hispanic black students in Playworks schools recorded 338 more intensity counts per minute, 4.9 more steps per minute, and 6.3 percentage points more time in MVPA during recess.