ULZADA, U. EFFECTIVENESS OF EXTRACURRICULAR ACTIVITIES IN ELEMENTARY MATHEMATICS CLASSES. Journal of Ethics and Diversity in International Communication, [S. l.], v. 4, n. 1, p. 9–11, 2024. Disponível em: https://openaccessjournals.eu/index.php/jedic/article/view/2558. Acesso em: 22 nov. 2024.