UBOH, Daniel Effiong; UDOFIA, Sabbath Etim; ABASI, Andrew Umo; HARRISON, Victor Ekerete. Instructional Materials, Students’ Achievement and Retention in Physics in Abak Local Government Area, Akwa Ibom State, Nigeria. Journal of Research in Education and Society (JRES) , [S. l.], v. 17, n. 1, p. 1–11, 2026. Disponível em: https://icidr.org.ng/index.php/Jres/article/view/1847. Acesso em: 19 apr. 2026.