Describes mobile computer carts developed at the Lawrence Hall of Science that use IBM PS/2 computers and Personal Science Laboratory probeware. Activities using temperature probes for elementary and secondary school students are described, including greenhouse environments, ice cream/chemical reactions, probe races, motion studies, and…

Provides a checklist for troubleshooting malfunctions in classroom microcomputers and explains steps involved for each component. Areas that are addressed include tools to have available; checking computer cables; disk drives; the computer itself; the monitor, or receiver; printers; and software. (LRW)

Describes the development of a computer lab for freshman high school students. Questions to consider when planning a computer environment are suggested; software and hardware selection is discussed; room arrangements are considered; issues related to buying and installing software are described, including site licensing; and the computer…