الحسن د. عصام إدريس كمتور, and الطيب أ. نجود إبراهيم. “The Reality and Importance of Using Teaching Aids at the Seventh Grade for the Course ‘Science in Our Lives’ in Khartoum State”. Journal of Al-Quds Open University for Humanities and Social Studies 1, no. 24 (July 9, 2017). Accessed July 3, 2024. https://journals.qou.edu/index.php/jrresstudy/article/view/1155.