3. Media Format: A media format is the physcial form in which a message incorporeted and displayed (Heinich et all., 2001). For instance, flip charts, images, auido, text, video, TV screen etc. It is essential to select the right media type for the students as learners find materials such as photos and videos entertaining and interesting in the classroom. Therefore, the lesson will go better and the students will learn more since they are interested in the material, if a teacher can choose the appropriate media format.