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). EJCE [Internet]. 2014 Dec. 11 [cited 2024 Dec. 23];9( 3 ). Available from: https://ukkgate.com/index.php/ejce/article/view/90