Sinurat, R.S., Syahputri, N.D., Rambe, N.Y., Rebista, N., Hutabalian, P.M. and Amanda, N. 2025. Efektivitas Model Pembelajaran Problem Based Learning (PBL) Berbantukan E-LKPD Terhadap Kemampuan Berpikir Kritis Peserta Didik Pada Materi Klasifikasi Makhluk Hidup Di Kelas X SMAN 1 Medan: (The Effectiveness of the Problem Based Learning (PBL) Learning Model Assisted by E-LKPD on Students’ Critical Thinking Ability on Classification of Living Creatures Material in Class X of SMAN 1 Medan). BIODIK. 11, 1 (Feb. 2025), 1-10. DOI:https://doi.org/10.22437/biodik.v11i1.41758.