WATI, E. PENGARUH MODEL PROBLEM BASED LEARNING TERHADAP KEAKTIFAN DAN HASIL BELAJAR SISWA SEKOLAH DASAR . PERISKOP : Jurnal Sains dan Ilmu Pendidikan, [S. l.], v. 5, n. 1, p. 1–8, 2024. DOI: 10.58660/periskop.v5i1.81. Disponível em: https://periskop.ipbcirebon.ac.id/index.php/jp/article/view/81. Acesso em: 6 aug. 2025.