IMPLEMENTASI MODEL PBL (PROBLEM BASED LEARNING) PADA MATERI DIAGRAM BATANG KELAS VB SDN TELUKAN 01. j. manaj. pendidik. [Internet]. 2026 Aug. 30 [cited 2026 Sep. 18];11(4):9705-18. Available from: https://ejurnal.stkip-pessel.ac.id/index.php/jmp/article/view/3472