Discusses elements involved in the visual design of the computer-learner interface. Topics discussed include the need for consistency in screen layout; information representation, including accuracy in images and visual cuing strategies; and menu selection interfaces, or command representations, including their placement on the screen. (11…

Compares the five classic graphic design principles used to construct visual messages--proportion, sequence, emphasis, unity, and balance--with relevant human factors research findings. Compiled by Williges and Williges (1981) these findings focus on the structuring of information for visual displays in interactive environments. (MBR)

Proposes a taxonomy which describes interactivity and adaptation outside the context of any particular medium. Designed to facilitate the instructional design and media selection processes, this taxonomy is represented as a cube whose axes represent interactivity and internal and external adaptation levels. Levels of interactivity and adaptation…