The Effect of the Application of the Problem Based Learning Model on Mathematics Learning Outcomes of Mathematics Sentence Material Grade III SDN Ragung 1. Literasi Nusantara, [S. l.], v. 6, n. 1, p. 292–300, 2026. DOI: 10.56480/tkn9hr18. Disponível em: https://journal.citradharma.org/literasinusantara/article/view/1637. Acesso em: 4 feb. 2026.