VARGAS, Carlos; CEDEÑO, Eliecer; MEDINA, Alcibíades; GALÁSTICA, Narciso. "PLAYFUL MATHEMATICS: A REFLECTION ON ITS PRESENCE IN THE CLASSROOMS OF THE LAS TABLAS DISTRICT". Seven Editora, [S. l.], p. 1243–1260, 2025. Disponível em: https://sevenpubl.com.br/editora/article/view/8152. Acesso em: 6 oct. 2025.