![]() About twelve minutes is considered a “golden rule” for instructional videos. Above all, try to keep videos short and easy to manage – the longer they are, the more likely someone will be to turn it off or stop paying attention halfway through. Using still images with video also may help improve learning and focus attention. Also, use voice to reinforce any onscreen text – PowerPoint slides are great visuals but you may not wish to rely on them alone to convey information. This has been shown to increase learning. In practice, implementing Mayer’s principles involves ensuring that you maintain a personable, light tone in your presentations to help students identify more readily with you.Of them, the modality principle and multimedia effect are probably the most helpful to teachers and instructional designers, as they help us understand how words, images, and audio can be most optimally used to enhance learning. Here are just a few of these research-tested theories. He has studied how people learn through computers and multimedia (the mix of text, graphics, and video on a screen) for many years, and has come up with a few important theories. Richard Mayer is somewhat famous in the instructional design world as a major contributor to the body of research in multimedia.Anyone can participate in a WebEx room that you open to them simply by accessing a link. WebEx also allows you to record at your desk, or you can also hold live discussions with others, including students, other faculty members, or guests from off campus. ![]() Camtasia allows you to record and edit lectures, demonstrations, and other types of screencasts right at your desk, wherever you are. The video is uploaded to a website where you can download it later and do whatever you like with it.
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