MUTHMAINNAH. Pengaruh Penerapan Model Pembelajaran PjBL (Project Based Leaerning) Dengan Kegiatan Outdoor Learning Terhadap Hasil Belajar IPA Siswa Kelas VII SMP Pada Materi Pencemaran Lingkungan. Jumper: Journal of Educational Multidisciplinary Research, [S. l.], v. 4, n. 1, p. 21–31, 2025. DOI: 10.56921/jumper.v4i1.257. Disponível em: https://jurnal.catimoredansahabat.my.id/index.php/jumper/article/view/257. Acesso em: 11 okt. 2025.