Describes a novel instructional method for physics involving the use of a computer assisted instruction system equipped with cathode-ray-tube terminals, light pen, and keyboard input. Discusses exercises with regard to content, mediation, scoring and control. Several examples of exercises are given along with results from student evaluation. (LC)

Describes the implementation of a trajectory-plotting program for a microcomputer; shows how it may be used to demonstrate the focusing effect of a simple electrostatic lens. The computer program is listed and diagrams are included that show comparisons of trajectories of negative charges in the vicinity of positive charges. (TW)

Includes the abstracts of seven of the 191 papers presented at a recent educational computing conference. Topics include computer-based tutoring, computer-assisted instruction with low achieving students, education-industry collaboration, hypothesis testing, Western Carolina University MicroNet, the New Jersey Science Supervisors Electronic…