Discusses the use of property diagrams as an instructional tool to help students understand and visualize important, complex thermodynamic relationships. Also discusses the approach used in preparing these diagrams, which were computer-generated as part of graduate students' research. (JN)

A pair of interactive computer-student dialogs developed for use primarily with elementary and high school teachers are described. The dialogs use graphic facilities for teaching about the sky as seen from the earth and about the phases of the moon. The primary aim is for the teachers to understand the nature of a scientific model, in this case…

Describes an accurate system for measuring speeds and frequencies with a microcomputer. Explains how the system can give a reasonable graphical representation of velocity and acceleration against time. Gives examples of graphs produced by the program and provides an address to obtain the software for their application. (CW)

Describes the various phases of software development and shows how it can be used in an engineering graphics course. Includes demonstration exercises, practice exercises, code development and software as they have been used at Clemson University. (CW)