Improving Civics Learning Outcomes Through the Problem Based Learning Model for Elementary School Students. Journal of Basic Education Research, [S. l.], v. 5, n. 3, p. 142–149, 2024. DOI: 10.37251/jber.v5i3.739. Disponível em: https://cahaya-ic.com/index.php/JBER/article/view/739. Acesso em: 19 may. 2026.