Sihaloho, A.; Br Tarigan, C. S.; Sidabalok, N. E. THE EFFECT OF AUDIO VISUAL MEDIA ON SCIENCE LEARNING OUTCOMES IN GRADE IV STUDENTS OF UPTD STATE ELEMENTARY SCHOOL 122383 PEMATANG SIANTAR. Algebra 2025, 5 (4), 900-909. https://doi.org/10.58432/vjn0sz32.