Outlines several factors to be considered by teachers when designing text displays for computer assisted instruction. Types of frames--introductory, pretesting, teaching/testing, practice, criterion testing, and rule-example--are defined and discussed to aid developers in organizing a computer assisted instruction lesson. (MBR)

Proposes a framework for designers and teachers to research better design methodologies for distance education and to choose the most appropriate technologies and design better instructional tasks. Presents a scenario in which inherent characteristics of technologies are merged with task characteristics to create positive and powerful educational…