Meriska N, Sudibyo E. PENERAPAN MODEL PROBLEM BASED LEARNING (PBL) UNTUK MENINGKATKAN KETERAMPILAN BERPIKIR KRITIS SISWA SMP. science [Internet]. 2025Apr.10 [cited 2026Jan.26];5(1):398-406. Available from: https://www.jurnalp4i.com/index.php/science/article/view/4684