KOMARIYAH, S.; MURDIONO, M. . Improving Students’ Problem-Solving Skills Using The Problem-Based Learning (Pbl) Model In Pancasila Education Material For Grade Viii Chapter 1 Pancasila In My National Life In Class Viii.E At Smp Negeri 1 Sewon. Journal of World Science, [S. l.], v. 4, n. 11, p. 1678–1692, 2025. DOI: 10.58344/jws.v4i11.1584. Disponível em: https://jws.rivierapublishing.id/index.php/jws/article/view/1584. Acesso em: 13 nov. 2026.