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purnama sari ayu, Kusuma NWSP. IMPLEMENTATION OF PROBLEM BASED LEARNING MODEL BASED ON QUIZ MEDIA IN MATHEMATICS SUBJECT FOR GRADE III AT STATE ELEMENTARY SCHOOL 3 SEBATU. UP [Internet]. 2025 Nov. 3 [cited 2026 Oct. 15];6(2):166-7. Available from: https://ojs.uhnsugriwa.ac.id/index.php/UP/article/view/5404