Discussion of transactions in computer-based instruction for ill-structured and visual domains focuses on two transactions developed for meteorology training that provide the capability to interact with video and graphic images at a very detailed level. Potential applications for the transactions are suggested, and early evaluation reports are…

Describes learning strategies used by design groups at the Educational Technology Center at the University of California, Irvine, to develop interactive computer-based learning materials. Highlights include excerpts from scripts developed in project design sessions; yes-no questions and string matching; pointing input and single characteristic…