Selecting the Right Audiovisual Form
Hardware, Models, and Props
Hardware, models, and props are among the highest interest media when used well. For the audience, they can add a change of pace from sitting through an hour of viewgraphs, bring in a dramatic or humorous touch, and add credibility. They also have high recall quotient. (For example, from TV ads what products come to mind when you see a falling needle, or two hands gripped together in an inviting manner? Perhaps a phone company and an insurance company?)
As an Air Force colonel said, "A picture is worth 1,000 words and a piece of hardware is worth 1,000 pictures." People love to handle gadgetry, see real stuff, and watch things work, a bit like kicking the tires and test-driving ...