Alinjavwa Simbeye, & Pethias Siame. (2025). 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, 14(11), 39–55. Retrieved from https://www.gejournal.net/index.php/IJSSIR/article/view/2767