The approval of the Department of Curriculum and Teaching Methods on 6/5/2018 on the formation of the discussion and judgment committee for the researcher / Nasser Ibrahim Mansour Hassan, the Registrar of the Master's degree in Education (Curriculum and Methods of Teaching Educational Technology) entitled "The impact of using a computer based multimedia program to teach computer On the development of visual thinking skills among students with hearing disabilities in the primary stage "The discussion and governance committee consists of:1- Prof. Ali Mohamed Abdel-Jalil as chairman and discussion            Professor of Curriculum and Teaching Methods and Head of Curriculum and Teaching Methods Department, Faculty of Education, Assiut University2- Prof. Abdul-Aziz Tolba Abdel-Hamid, member and discussion        Professor and Head of the Department of Education Technology - Faculty of Education - Mansoura University3- Dr. Hamdy Mohammed Mohammed Al-Bitar as a member and supervisorProfessor of Curriculum and Teaching Methods, Faculty of Education, Assiut University