Audiences look for order in everything they experience. Organization aids comprehension and retention. If the structure of a presentation is shown at the beginning of a presentation, a cognitive framework is established for what is to come. If the visuals outlining the presentation are used throughout the program, it will also aid in organizing the new material as it is presented. Visual aids add variety and emphasis to your presentation .
Effective teachers use a variety of different teaching methods and techniques as they teach.
Visual aids help provide variety. Your message is presented both aurally and visually . When you use visual aids with a presentation, you communicate with both types of people. Visuals help you to be concise . You are forced to distill your ideas down to their essence when using visuals.