JUWAIRIYAH, J.; HAIKAL, M. The Effect of the Problem-Based Learning (PBL) Instructional Model on the Cognitive Learning Outcomes of Grade X Students at MA Miftahul Ulum Bettet on the Topic of Environmental Pollution. PAIDAGOGIA: Jurnal Inovasi Pendidikan dan Pembelajaran, [S. l.], v. 2, n. 1, p. 12–19, 2025. DOI: 10.63757/pjipp.v2i1.50. Disponível em: https://paidagogia.lombokinstitute.com/index.php/JIPP/article/view/50. Acesso em: 13 may. 2026.