SULIFAH, A. S.; NURYATIN, T.; MURSIDIK, E. M. Upaya Penerapan Project Based Learning untuk Meningkatkan Keaktifan Siswa SD Kelas IV. Journal of Science and Education Research, [S. l.], v. 4, n. 1, p. 35–39, 2025. DOI: 10.62759/jser.v4i1.156. Disponível em: https://jurnal.insanmulia.or.id/index.php/jser/article/view/156. Acesso em: 2 jul. 2026.