Explains the function of computer programing languages, noting the difference between high and low level languages, and describes the concept of authoring systems which enable nonprogramers to develop computer-assisted instructional materials. Eight programing languages and their educational applications are listed. (EAO)

Three vehicles for programming for computer-assisted language instruction are compared: general-purpose programming languages, educational programming languages, and educational authoring systems. Their advantages and disadvantages for a variety of purposes and circumstances are examined as well as the differences in time and energy required for…

Describes efforts of members of the biology and physics departments of Paisley College (Scotland) to develop a simple light-emitter-detector arrangement adapted as a colorimeter interfaced with a microcomputer for use by undergraduate students. Discusses the setup and provides a computer program in BASIC to run it. (CW)