“INSTRUCTIONAL MATERIAL DISPARITIES AND LEARNING QUALITY IN PUBLIC SENIOR SECONDARY SCHOOLS IN LAGOS STATE, NIGERIA: A SURVEY OF URBAN, PERI-URBAN, AND RURAL LOCATIONS” (2026) Impact International Journals and Publications, 2(issue 2), pp. 1067–1078. Available at: https://impactinternationaljournals.com/publications/index.php/ojs/article/view/474 (Accessed: 25 June 2026).