HAFNIDAR. Meningkatkan Aktivitas dan Hasil Belajar Siswa Pada Materi Sistem Gerak Melalui Pemanfaatan Model Discovery Learning . Jurnal Kinerja Kependidikan (JKK): Facilities of Educator Career and Educational Scientific Information, [S. l.], v. 1, n. 1, p. 18–30, 2021. Disponível em: https://journalserambi.org/index.php/jkk/article/view/29. Acesso em: 2 dec. 2024.