Investigates the effects of audio and text density on the achievement, time-in-program, and attitudes of 134 undergraduate students. Data concerning pre-existing computer skills/experience and demographic information were also collected. Findings have implications for the use of audio, text and graphics in the design of computer-based instruction.…

Examines the effects of group gender composition and the use of nonverbal computer mediated communication on performance and motivation following a biology lesson which used a computer image of a human face. Subjects were boys and girls ages 10 to 15. Findings indicate that anxiety had opposite effects for boys and girls when the computer-animated…