IMPLEMENTASI MODEL PEMBELAJARAN PROBLEM BASED LEARNING (PBL) BERBANTUAN LKPD UNTUK MENINGKATKAN LITERASI SAINS SISWA . ibriez [Internet]. 2024 Dec. 31 [cited 2026 Oct. 13];9(2):263-78. Available from: https://ibriez.uinponorogo.ac.id/index.php/ibriez/article/view/664