Characterizing preschooler’s outdoor physical activity: The comparability of schoolyard location- and activity type-based approaches

Characterizing preschooler’s outdoor physical activity: The comparability of schoolyard location- and activity type-based approaches

Authors: Clevenger, K. A., Erickson, K. T., Grady, S. C., & Pfeiffer, K. A.
Journal:
Early Childhood Research Quarterly
Year:
2021