Efforts to Improve Class V IPS Learning Outcomes Through the Implementation of the Problem Based Learning Method at State Elementary School . Journal of Basic Education Research, [S. l.], v. 6, n. 1, p. 17–22, 2025. DOI: 10.37251/jber.v6i1.744. Disponível em: https://cahaya-ic.com/index.php/JBER/article/view/744. Acesso em: 20 may. 2026.