MOHAMMAD NAFIS ABDUL ROUF; TIMING MERAWATI; ABDUL AZIS MASYHURI; NURUL HIDAYATI. THE EFFECTIVENESS OF USING PROBLEM BASED LEARNING MODEL TO IMPROVE STUDENTS PROBLEM SOLVING ABILITY AND LEARNING MOTIVATION. International Journal of Geography, Social, and Multicultural Education, [S. l.], v. 3, n. 1, p. 1–10, 2025. DOI: 10.26740/ijgsme.v3n1.p1-10. Disponível em: https://journal.unesa.ac.id/index.php/ijgsme/article/view/35400. Acesso em: 30 jun. 2025.