PENERAPAN  PROBLEM BASED LEARNING (PBL)UNTUK MENINGKATKAN HASIL BELAJAR SISWA. Edumath, [S. l.], v. 15, n. 4, p. 231–237, 2025. DOI: 10.32682/x39p3m90. Disponível em: https://edumath.upjb.ac.id/index.php/edumath/article/view/52.. Acesso em: 4 aug. 2025.