ATTAH, J. O. .; KRUGER, D. . Beyond the Score: Rethinking TIMSS Underperformance in Participating African Countries through Open Education, Universal Design for Learning, and Self-Directed Learning. International Journal of Learning, Teaching and Educational Research, [S. l.], v. 25, n. 9, p. 1052–1076, 2026. Disponível em: https://www.ijlter.myres.net/index.php/ijlter/article/view/3078. Acesso em: 31 oct. 2026.