Evidence collected on the effectiveness of four educational technologies is briefly reviewed. The authors conclude that there is reasonable evidence that computer-assisted instruction can have at least a modest effect on improving learning and probably more when its instructional approaches are properly matched to instructional objectives, that…

This paper argues that the vertical spread of computer-assisted language learning (CALL), i.e., a spread throughout language materials and curricula, makes it difficult to draw a clear distinction between CALL and other language materials. In view of the emphasis that teachers, researchers, and administrators have placed on evaluating CALL, I…

Outlines the Massachusetts and Virginia models for adult education courseware evaluation. Suggests ways to improve evaluation through state and regional resource centers and other collaborative efforts. (SK)