VILLONEZ, G. L. USE OF SIM (STRATEGIC INTERVENTION MATERIAL) AS STRATEGY AND THE ACADEMIC ACHIEVEMENT OF GRADE 7 STUDENTS ON SELECTED TOPIC IN EARTH SCIENCE . PUPIL: International Journal of Teaching, Education and Learning, [S. l.], v. 2, n. 3, p. 78–88, 2018. DOI: 10.20319/pijtel.2018.23.7888. Disponível em: https://grdspublishing.org/index.php/PUPIL/article/view/1407. Acesso em: 3 mar. 2024.