Obstacles of Teaching Mathematical Problems in the Primary Stage from the Point of View of Mathematics Teachers and Supervisors . Journal of the College of Basic Education, [S. l.], v. 31, n. 132, p. 747–764, 2025. DOI: 10.35950/cbej.v31i132.13719. Disponível em: https://cbej.uomustansiriyah.edu.iq/index.php/cbej/article/view/13719.. Acesso em: 4 jun. 2026.