Sipahutar MSA, Sipahutar H. THE EFFECT OF PROBLEM BASED LEARNING MODEL WITH SCIENTIFIC LITERACY ON STUDENTS COGNITIVE LEARNING OUTCOMES IN CLASS VII ECOLOGY MATERIAL AT SMP NEGERI 12 MEDAN. Jurnal Pelita Pendidikan [Internet]. 31 Maret 2025 [dikutip 30 Agustus 2025];13(1):36-41. Tersedia pada: https://jurnal.unimed.ac.id/2012/index.php/pelita/article/view/67103