This paper describes the development and current state of videodisk technology in Canada. The first section focuses on the technology itself, i.e., the disks, disk players, and the possibilities they offer for interaction between learner and machine. The current costs of the technology and the probable effect of these costs on the market are also…

Discusses production and evaluation of interactive computer-assisted videodisc laboratory tutorial simulations for use in prelaboratory instruction and as laboratory experiment replacement in an undergraduate chemistry course. Student performance on laboratory reports and tests was significantly better for students who utilized the simulations.…