Nurliana. The Implementation of Problem-Based Learning (PBL) Model to Enhance Understanding and Critical Thinking of Students on the Topic of Asmaul Husna Al Ar Razaq in Grade 3 at SDN 087981 Sibolga. JPG [Internet]. 2025 Mar. 15 [cited 2026 Jan. 22];1(2):300-5. Available from: https://journal.maalahliyah.sch.id/index.php/jpg/article/view/209