“…5,10,22,[34][35][36][37] The lack of high-quality recess (eg, unstructured outdoor play), free play (eg, child-directed play in and outside of classrooms), and PA in schools impairs the development of correlated skills and knowledge necessary for school success. This, along with increased seat time to ''catch children up'' compounds the academic, behavioral, and social-emotional challenges for our most vulnerable students (to read more from this study, see also 38,39 ). For children from systemically at-risk backgrounds, prior research shows providing opportunities for safe movement (eg, embodied learning experiences and transitions), PA, and play both inside and outside of the classroom (eg, play-based learning, outdoor recess) is of particular benefit (eg, social-emotional skill building, cognitive development, academic concept development, language development, school readiness).…”