PUTRIANA, P.; RIZAL, M.; SALMA, S. Implementation of Problem Based Learning to Enhance Student Engagement and Learning Outcomes in Fourth Grade Mathematics. Media Eksakta, [S. l.], v. 21, n. 1, p. 36-41, 2025. DOI: 10.22487/me.v21i1.4567. Disponível em: https://jurnalfkipuntad.com/index.php/jme/article/view/4567. Acesso em: 27 jul. 2025.