Many current software systems for authoring interactive microcomputer/video instructional materials have noticeable drawbacks. Advantages of interactive software systems are examined and a research project to develop interactive video authoring tools without the drawbacks is described. (JN)

Discusses the use of laserdiscs and interactive video technology in an earth science classroom. Delineates the basic equipment needed for a laserdisc workstation, along with a software authoring system. Describes the development and use of a software program called Mission Earth, which contains four lessons on astronomoy. (TW)

Discusses producing effective instructional software using a balance of course content and technological capabilities. Describes six phases of an instructional development model: discovery, design, development, coding, documentation, and delivery. Notes that good instructional design should have learner/computer interaction, sequencing of…