The purpose of this study is to discuss approaches for developing human-computer interaction (HCI) in educational technology (ET) based on definitions of visual design, learning variables and user-interface design principles in the field of instructional design and technology (IDT). We will do in several stages, first, we will review historical…

One common objective of instructional multimedia products is enhancement of learning. It follows that one of the primary tasks of the interface designer is the creation of a user-interface that is motivating, interactive, intuitive and at the same time imposing as minimal as possible a cognitive load on the learner. To achieve this goal, qualities…

Discusses the design of an innovative learning system that uses new technologies for the man-machine interface, incorporating a combination of Automatic Speech Recognition (ASR) and Text To Speech (TTS) synthesis. Highlights include using speech technologies to mimic the attributes of the ideal tutor and design features. (AEF)