The Implementation of Problem-Based Learning to Improve Science Learning Outcomes of Students at SMPN 12 Konawe Selatan. Journal of Study in Science Education, [S. l.], v. 1, n. 1, p. 20–33, 2026. Disponível em: https://journal.sciehum.com/index.php/josse/article/view/22.. Acesso em: 14 may. 2026.