INSTRUCTIONAL MATERIAL DISPARITIES AND LEARNING QUALITY IN PUBLIC SENIOR SECONDARY SCHOOLS IN LAGOS STATE, NIGERIA: A SURVEY OF URBAN, PERI-URBAN, AND RURAL LOCATIONS. Impact International Journals and Publications, [S. l.], v. 2, n. issue 2, p. 1067–1078, 2026. Disponível em: https://impactinternationaljournals.com/publications/index.php/ojs/article/view/474. Acesso em: 25 jun. 2026.