calisthenics as a pedagogical strategy to promote the use of free time for children aged 6 to 12 in the Granizal neighborhood of Medellín. Impetus [Internet]. 2025 Feb. 18 [cited 2026 Sep. 14];19(1):01-13. Available from: https://ojs-unillanos-prueba.metarevistas.org/index.php/impetus/article/view/1233