Solomon Gunta Gutulo. Problems in the Teaching and Learning of Physics at the Secondary and Preparatory Schools, the Cases Wolaita and Dwuro Zones. GJHSS [Internet]. 2015 Jul. 15 [cited 2024 May 8];15(G7):1-5. Available from: https://socialscienceresearch.org/index.php/GJHSS/article/view/1540