RAHMAYANI, Wanda; DINA HANDAYANI. Differences in Student Learning Outcomes Between Problem-Based Learning and Direct Instruction Models in Ecosystem Material. Journal of Teacher Training and Education, [S. l.], v. 12, n. 2, 2025. DOI: 10.36588/7g3fkt47. Disponível em: https://journalmagistra.org/index.php/magistra/article/view/90. Acesso em: 23 oct. 2025.