As we talked with school teachers about the use of physical computing systems in class, one major drawback of these systems became obvious: almost nobody--next to enthusiastic autodidacts--has been able to tell us on an abstract basis for which educational purposes a certain physical computing system can be used, i.e. in a goal-oriented way. This…

Offers a view of the current technologies for computer networking in schools along with cost-performance comparisons that planners need to take into account when deciding on networking systems. (MLF)

Describes the growth of educational computer networks in three main categories: (1) networks for sharing peripheral equipment; (2) networks for exchanging information; and (3) networks for addressing instructional needs. The use of microcomputers and mainframe computers is examined, networks in public schools and universities are described, and…