THE EFFECTIVENESS OF USING AUDIO-VISUAL MEDIA BASED ON POLYA’S PROBLEM-SOLVING THEORY IN ELEMENTARY SCHOOL STUDENTS’ MATHEMATICS LEARNING (CASE STUDY AT THE UPTD SDN MAULAFA). Journal of Innovative Technologies in Learning and Education, [S. l.], v. 3, n. 1, p. 36–47, 2026. DOI: 10.37792/jitle.v3i1.1919. Disponível em: https://ojs.cbn.ac.id/index.php/j-itle/article/view/1919. Acesso em: 20 may. 2026.