Reviews instructional design techniques that are suggested for improving the quality and effectiveness of educational software. Three areas of instructional design are addressed: (1) instructional strategies, including provision, examples and active feedback; (2) screen display, including text style variety; and (3) human factors, including…

Compares humanlike versus machinelike interactional styles of computer interfaces, testing hypotheses that evaluative feedback conveyed through a humanlike interface will have greater impact on individuals' self-appraisals. Reflected appraisals were more influenced by computer feedback than were self-appraisals. Humanlike and machinelike interface…

Summarizes three research studies on text and screen density variables in a computer based instruction (CBI) lesson. The first two studies investigated the effectiveness of low density text on lessons taught in print and CBI modes; the third study examined learner preferences for different screen densities. (43 references) (Author/LRW)