MANULAT, J. Effects of Shifting Schedules in Grade 7’s Chemistry Achievement and Study Habits: Basis in the Production of Learning Packets. Magister - Journal of Educational Research, [S. l.], v. 2, n. 1, 2023. Disponível em: http://errc.ctu.edu.ph/ojs/index.php/magister/article/view/29. Acesso em: 24 feb. 2024.