AbdElrahman Saeed, B.M. and Ahmed Mustafa, M.M. 2022. The Role of Training Courses in Aquiring Skills of using Educational Aids A field study on the teachers of the basic stage in Al-Hasahisa Administrative Unit, Gezira State, Sudan (2021). Journal of Tikrit University for Humanities. 29, 5 (May 2022), 370–393. DOI:https://doi.org/10.25130/jtuh.29.5.2022.18.