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.…

Describes the design of the Computer-Supported Intentional Learning Environment (CSILE), a database that allows the storage and retrieval of information in several media, e.g., text and drawings. Research on cognitive abilities and learning strategies is reviewed, learner control is discussed, and the implementation of CSILE in grades five and six…