The use of teaching aids and in accordance with scientific bases can not be considered choice Mterva, but is need educational confirmed by studies and research Specialized, and more emphasis needs on the ground in the world of teaching, but this depends on the use of principles and criteria in terms of quantity and quality, it is not required of the teacher Assembling the largest number, which some call "means" Or used during the time share.
التسميات
Teaching Aids