Putra, Chandra Anugrah, and Dina Dwi Lestari. “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 10, no. 1 (December 27, 2024): 65–70. Accessed April 2, 2025. https://ojs.umpr.ac.id/tunas/article/view/9070.