Local area networks (LANs) are systems of computers and peripherals connected together for the purposes of electronic mail and the convenience of sharing information and expensive resources. In planning the design of such a system, the components to consider are hardware, software, transmission media, topology, operating systems, and protocols.…

Describes the Knowledge Gateway Project at Wenatchee (Washington) High School, which combines computer technology with a problem-solving approach to teach communication and information processing skills to at-risk students. Networked Macintosh workstations are described; and the use of electronic mail to communicate both within a local area…