DINKEL, Danae M; LEE, Jung-Min; SCHAFFER, Connie. Examining the knowledge and capacity of elementary teachers to implement classroom physical activity breaks. International Electronic Journal of Elementary Education, [S. l.], v. 9, n. 1, p. 182–196, 2017. Disponível em: https://iejee.com/index.php/IEJEE/article/view/151. Acesso em: 26 aug. 2026.