Paul, M. C., Akanwa, U. N., & Uka, N. K. (2026). Effect of Polya Model Problem-Solving Instructional Strategy on Academic Achievement and Retention in Mathematics among Senior Secondary School Students in Akwa Ibom State. Journal of Research in Education and Society (JRES) , 16(3), 148–157. Retrieved from https://icidr.org.ng/index.php/Jres/article/view/1842