Outlines the object-process approach to designing and analyzing studyware in organic chemistry. Object-process diagrams are used to visualize the relationships between objects and processes within a system. (Author/MKR)

Provides an overview of a Vygotskian perspective for learning from hypermedia. Utilizes a Microsoft Dinosaurs teaching-learning episode to pose questions concerning the use of hypermedia for learning of mathematics and science. (Author/MKR)

Provides an overview of five earth and space science CD-ROMs and their potential contribution to learning mathematics and science. The software are "Welcome to the Planets"; "GeoMedia 2, Interactive Multimedia CD-ROM on Global Environmental Change"; "Mars Educational Multimedia"; "Redshift Multimedia Astronomy"; and "Expert Astronomer."…

Explains a unified approach to using the computer as a teaching tool for helping students discover concepts and principles involved in geometry. Describes the Geometric Supposer series which allows students to develop constructions and measure angles, areas, and circumferences. States that supplemental materials are also available. (RT)

Describes a computer program, "Activation Energy," which is designed for use in physical chemistry classes and can be modified for kinetic experiments. Provides suggestions for instruction, sample program listings, and information on the availability of the program package. (ML)

Abstracts of seven selected papers from the 7th Annual Microcomputers in Education Conference are presented. Papers are included on microcomputer-based labs, teaching science with robots, microcomputer software, problem solving, computer integrated math activities, and computer assisted mathematics. (RH)

Presents a program written in USCD Pascal that simulates a system routine. Illustrates standard and user defined boolean and string functions and string procedures. Details the processing operations. (CW)

Surveys the present status of science instructional software in the United States. Describes project efforts at the University of Pittsburgh on the development of intelligent tutoring systems (ITS). Explains the major components and provides microworld examples of ITS. Includes the software evaluation instrument and summarizes the evaluation…

Describes the approach used in a doctoral seminar on designing instructional software for problem solving in mathematics. Explains how a five stage software development model was followed for producing materials. Includes student evaluations of the course. (ML)

Lists a BASIC program which computes the equilibrium constant as a function of temperature. Suggests use by undergraduates taking a one-year calculus-based physical chemistry course. Notes the program provides for up to four species, typically two reactants and two products. (MVL)

Describes a spreadsheet computer program which can be used with an Apple Macintosh computer to perform a multitude of calculations. Discusses two types of calculations taught in general chemistry. Demonstrates how to use the spreadsheet to calculate mass percent and the formula of a compound. (TW)

Proposes to modify the procedure proposed by Abelson and diSessa to produce a polygonal path with vertices that lie exactly on an ellipse. Provides a detailed proof. Implements a limiting process to produce the best possible approximation to any ellipse for any given screen resolution. (CW)

Notes muMATH is a powerful computer algebra systems assistant for performing symbol manipulation in algebra and calculus. Provides several examples and program listings for calculus tutoring, differentiation drill problems, and integration drill problems. (MVL)

Describes a database courseware using the HyperCard program on the subject of human reproductive endocrinology and feedback mechanisms. Discusses some issues concerning database courseware development. Presents several examples of the courseware display. (Author/YP)

Provides a short BASIC program, RANVAR, which generates random variates for various theoretical probability distributions. The seven variates include: uniform, exponential, normal, binomial, Poisson, Pascal, and triangular. (MVL)