SALVIRA, M.; AZ ZAHRA, F.; MUTTAQIIN, A.; AZHAR, A. The Effect of Problem Based Learning on Students’ Learning Outcomes in the Topic of Matter and Its Changes. SEMESTA: Journal of Science Education and Teaching, [S. l.], v. 8, n. 1, p. 49–54, 2025. DOI: 10.24036/semesta/vol8-iss1/555. Disponível em: https://semesta.ppj.unp.ac.id/index.php/semesta/article/view/555. Acesso em: 14 jun. 2026.