Patient Guedenon, Bertille Akigbe Dehoumon, Yves S. M. da Conceiçao. “Contribution to the Improvement of Class Teaching of Life and Earth Sciences Through the Use of Audio-Visual Materials at Pylone High School (Benin)”. European Journal of Contemporary Education 9, no. 3 (December 11, 2014). Accessed November 23, 2024. https://ejournal1.net/index.php/ejce/article/view/90.