PENERAPAN MODEL PROBLEM BASED LEARNING (PBL) DALAM  MENINGKATKAN HASIL BELAJAR SISWA PADA MATA PELAJARAN IPAS KELAS IV SD NEGERI 060901 MEDAN POLONIA T.P 2024/2025. Sindoro: Cendikia Pendidikan, [S. l.], v. 16, n. 6, p. 151–160, 2025. DOI: 10.99534/bcbm0212. Disponível em: https://ejournal.cahayailmubangsa.institute/index.php/sindoro/article/view/3389. Acesso em: 7 jul. 2025.