Computer networks can fall into three broad categories--local area networks (LAN), microcomputer based messaging systems (this includes computer bulletin board systems), or commercial information systems. Many of the same types of activities take place within the three categories. The major differences are the types of information available and…

This digest offers basic information about resources, available to users of personal computers, in the area of professional development in special education. Two types of resources are described: those that can be purchased on computer diskettes and those made available by linking personal computers through electronic telephone networks. Resources…

This ERIC Digest examines some of the trends and issues in academic information systems design and describes the policies of several universities that are taking creative advantage of these systems as educational tools. The current emphasis on microcomputers in campus information networks instead of terminals connected to a mainframe computer is…

Microcomputers can vastly improve the efficiency of data management, data analysis, and communications in the school office, but implementation should be carefully planned, with attention to relative cost for benefits obtained, appropriateness of software and hardware, and potential security risks. (TE)

Formerly reserved for use by scientists, researchers, and computer buffs, computer networks now have capabilities that make them extremely useful to science teachers and their classes. This digest is designed to provide educators with some basic background on computer communications and to provide a few examples of computer networks that are…