BATOOL , Dr. Tahira; DASTGIR , Dr. Ghulam; AZMAT , Dr. Naveed. Exploring Problem-Based Learning to Improve Higher Secondary Students’ Mathematics Skills: A Mixed-Methods Approach. ACADEMIA International Journal for Social Sciences, [S. l.], v. 5, n. 2, p. 153–168, 2026. DOI: 10.63056/academia.4.4.2025.1549. Disponível em: https://academia.edu.pk/index.php/Journals/article/view/1549. Acesso em: 10 apr. 2026.