Describes a new software package for the Apple Macintosh computer which can be used to create elaborate simulation models in a fraction of the time usually required without using a programming language. Illustrates the use of the software which relates to water usage. (TW)

Provides reviews of four computer software packages designed for use in science education. Describes courseware dealing with a variety of tips for teaching physics concepts, chemical reactions in an aqueous solution, mitosis and meiosis, and photosynthesis. (TW)

Describes efforts of members of the biology and physics departments of Paisley College (Scotland) to develop a simple light-emitter-detector arrangement adapted as a colorimeter interfaced with a microcomputer for use by undergraduate students. Discusses the setup and provides a computer program in BASIC to run it. (CW)