APPLICATION OF THE PROBLEM BASED LEARNING MODEL IN IMPROVING STUDENTS’ LEARNING OUTCOMES ON DATA PRESENTATION MATERIAL ASSISTED WITH DIAGRAM BOARD MEDIA IN CLASS V SD. j.tunas.pendidik [Internet]. 2024 Mar. 3 [cited 2026 Feb. 16];6(2):418-23. Available from: https://www.ejournal.ummuba.ac.id/index.php/pgsd/article/view/1625