THE PROJECT BASED LEARNING MODEL ASSISTED WITH AUDIO VISUAL MEDIA TO IMPROVE THE UNDERSTANDING OF SCIENCE IN CLASS IV STUDENTS IN PRIMARY SCHOOL. JOSAR (Journal of Students Academic Research), [S. l.], v. 10, n. 1, p. 78–89, 2025. DOI: 10.35457/josar.v10i1.4293. Disponível em: https://ejournal.unisbablitar.ac.id/index.php/josar/article/view/4293. Acesso em: 31 jan. 2026.