Harahap RH, Y?lmaz H, Erdo?an A. PROBLEM-BASED LEARNING IN PRIMARY SCHOOLS: ENHANCING CONCEPTUAL UNDERSTANDING AND PROBLEM-SOLVING SKILLS. Int. J. of Educatio Elementaria and Psychologia [Internet]. 2026 Apr. 29 [cited 2026 Aug. 1];3(2):180-98. Available from: https://research.adra.ac.id/index.php/ijeep/article/view/4225