ALINJAVWA SIMBEYE; PETHIAS SIAME. Challenges Faced by Teachers in Addressing Achievement Gaps of Students at Nyumba Yanga Secondary School in Zambia. INTERNATIONAL JOURNAL OF SOCIAL SCIENCE & INTERDISCIPLINARY RESEARCH ISSN: 2277-3630 Impact factor: 8.036, [S. l.], v. 14, n. 11, p. 39–55, 2025. Disponível em: https://gejournal.net/index.php/IJSSIR/article/view/2767. Acesso em: 5 dec. 2025.