Proposes a three-tiered model of online teaching, consisting of low-level information dissemination, Web-enabled course supplements, and Web-engaged activities. Discusses how existing online course management systems generally do not support the full range of Web-engaged activities currently possible. Highlights stand-alone tools which do so and…

Discusses several theoretical and technical aspects of computer-graphics development that are useful for creating hypermedia and multimedia materials. Topics addressed include primary bitmap attributes in computer graphics, the jigsaw principle, and raster layering. (MSE)

Examines the varied factors involved in providing Internet access in K-12 education, including expense, computer installation and maintenance, and security, and explores how the network computer could be useful in this context. Operating systems and servers are discussed. (MSE)

Literature on the influence of computers on learning in formal classroom and informal out-of-school contexts is reviewed, and the primary policy considerations in diffusion of computer-based educational technology are examined. The article suggests that the boundaries between formal and informal learning environments can be overcome with…