NATASYA, Titania; HARDINATA, Aristo. The EFFECT OF PROBLEM-BASED LEARNING MODEL ON STUDENTS’ SCIENCE LITERACY SKILLS IN CLASS VII ECOLOGY MATERIAL IN PUBLIC JUNIOR HIGH SCHOOL 27 MEDAN. Universe, [S. l.], v. 5, n. 1, p. 122–133, 2024. DOI: 10.24036/universe.v5i1.924. Disponível em: http://universe.ppj.unp.ac.id/index.php/universe/article/view/924. Acesso em: 18 apr. 2026.