NAFIK, I.; EFENDI, N. The Effect of Project Based Learning Model on Science Learning Outcomes for Grade 4 Elementary School: Pengaruh Model Project Based Learning Terhadap Hasil Belajar IPA Kelas 4 Sekolah Dasar. Academia Open, [S. l.], v. 7, p. 10.21070/acopen.7.2022.4291, 2022. DOI: 10.21070/acopen.7.2022.4291. Disponível em: https://acopen.umsida.ac.id/index.php/acopen/article/view/4291. Acesso em: 4 sep. 2025.