Latef, Kussay, AND Yahya, Ahmed. " Effectiveness of a Training Program Based on the Visual Teaching Strategies on Developing the Visual Thinking for Student- Teachers in the Department of History in the Open Educational College/ Mosul Center" Journal of Tikrit university for humanities - مجلة جامعة تكريت للعلوم الانسانية [Online], Volume 27 Number 6 (29 August 2020)