PUTRA, C. A.; LESTARI, D. D. The Application of Problem Based Learning Model Assisted by Audio-Visual media to improve Social Science Outcomes in 4th grade 5 Selat Hulu Elementary School. Tunas: Jurnal Pendidikan Guru Sekolah Dasar, [S. l.], v. 10, n. 1, p. 65–70, 2024. DOI: 10.33084/tunas.v10i1.9070. Disponível em: https://ojs.umpr.ac.id/tunas/article/view/9070. Acesso em: 2 apr. 2025.