AL-OMAIRI, A. H. M. . The Challenges of teaching the Cambridge Mathematics Curriculum in grades five to nine from the perceptions of teachers and supervisors in the Sultanate of Oman. Journal of Educational Sciences – Qatar University, [S. l.], v. 25, n. 2, 2025. DOI: 10.29117/jes.2025.0226. Disponível em: https://journals.qu.edu.qa/index.php/jes/article/view/5540. Acesso em: 23 dec. 2025.