Peningkatan Keaktifan Peserta Didik pada Pembelajaran IPAS Menggunakan Model Problem Based Learning Dengan Media Audio-Visual di Kelas IV SD: (Increasing Student Activity in Science and Technology Learning Using the Problem-Based Learning Model with Audio-Visual Media in Class IV SD). Biodik [Internet]. 2025 Mar. 31 [cited 2026 Oct. 3];11(1):274-9. Available from: https://online-journal.unja.ac.id/biodik/article/view/39187