Kainuwa, A. and Tanko, A. 2026. Influence of classroom size on academic performance of secondary school students: A case study of some selected secondary schools of Gusau, Zamfara state, Nigeria. Journal of Advanced Education and Sciences. 6, 5 (Sep. 2026), 80–84. DOI:https://doi.org/10.64171/JAES.6.5.80-84.