Bolaños-Rodríguez, Nancy, Mercedes Calderón-Pita, Erika de la Torre, and Efrén Viteri-Chiriboga. 2024. “Playful Activities to Develop Mathematical Thinking in High School Children”. South Eastern European Journal of Public Health, November, 1154-59. https://doi.org/10.70135/seejph.vi.2007.