A report of an experiment which was conducted with a freshman ear-training class at the University of Delaware, to determine GUIDO's impact on student achievement in harmonic dictation. (Author/HB)

A model of the hierarchy of the tutoring processes and a review of related research. (DAG)

Presents a series of six prescriptions for constructing an authoring system that guides the instructional design process used to create computer-based lessons. The importance of providing opportunities for dynamic interaction between the program and the student is emphasized. (Author/LRW)

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…

Describes study that investigated the effects of instructional control and gender pairing arrangements on learner achievement, attitudes, and interaction during an interactive video elementary school science lesson. Cooperative learning strategies are discussed, results of statistical analyses are reported, and implications for instructional…