Firnanda I, Rosidah M, Haikal M, Hidayah LW, Prasutri DR. Optimising Biology Learning Outcomes of Grade X Students at MAN 1 Pamekasan through the Implementation of the Problem-Based Learning (PBL) Model . J. Penelit. Tindak. Kls. [Internet]. 2025 Oct. 31 [cited 2026 May 30];3(2):42-7. Available from: https://didaktika.lombokinstitute.com/index.php/JPTK/article/view/119