THE EFFECT OF DISCOVERY LEARNING MODEL ON STUDENTS’ COGNITIVE IMPROVEMENT IN BIOLOGY MATERIAL OF X CLASS. Al ’Ilmi : Jurnal Pendidikan MIPA, [S. l.], v. 4, n. 1, 2015. Disponível em: https://jurnal.radenfatah.ac.id/index.php/alilmi/article/view/2117.. Acesso em: 19 apr. 2025.