1. Be appropriate for the age of the time and mental development of the learner.
2. Be a learning tool stems from the course and achieve its objectives.
3. Combine scientific accuracy and artistic beauty while maintaining a job means so technically not beat her on the scientific material.
4. Suit the environment in which it is displayed in terms of customs and traditions and natural resources or industrial.
5. Codes are used with common sense and clear for the teacher and the learner.
6. Be simplified as much as possible and to give a clear picture of the scientific ideas and facts provided without prejudice to these facts.
7. Be attractive element of suspense.
8. Be innovative means far from tradition.
9. Be a movement as much as possible.
10. Predominantly an element of flexibility in the sense the possibility of the amendment means to achieve the goal through the introduction of new additions or delete some element .
11. To determine the length of time to display, which are commensurate with the learners and the nature of the educational material.
12. Be low-cost, size and area and if any voice commensurate with the number of learners .
11. Be neat and well-designed in terms of sequence elements and ideas and transfer of learning objective to another and focus on the core elements of the educational material.
التسميات
Teaching Aids