Improving Learning Outcomes n Science Learning by Applying the Problem Based Learning Model using Power Point Media for Students in Elementary School. Journal of Basic Education Research, [S. l.], v. 7, n. 2, p. 154–160, 2026. DOI: 10.37251/jber.v6i1.740. Disponível em: https://cahaya-ic.com/index.php/JBER/article/view/740. Acesso em: 8 jun. 2026.