In order to compare the instructional effectiveness of realistic and non-realistic color cueing on visualized instruction, an instructional unit on the human heart, using slides and an audiotape, was presented to 244 college students. Four treatment groups received the same oral presentation, with the addition of different types of visual…

A television program employing a visual metaphor should be an effective instructional tool. Concrete imagery should make the metaphor more memorable and the topic more comprehensible. Splitting the metaphor between audio and video channels should make a strongly unified message, because the audience would have to compare the verbal and visual…