Identifies and proves two theorems related to expressing rational numbers in decimal form for any natural base m>1. Includes two BASIC computer programs with sample runs. (MVL)

Discusses electron spin resonance, a form of magnetic resonance spectroscopy, used to study electronic structure of molecules with unpaired electrons. Studies benzosemiquinone radical anions which are long-lived and inexpensive. Uses a Project SERAPHIM computer program to perform a Huckel molecular orbital calculation. (MVL)

Offers several LOGO programs to study the behavior of simple nonlinear systems. Suggests that LOGO is an excellent tool for studying chaotic systems. Offers suggestions for different forms of LOGO. Builds upon programs presented in a previous article. (MVL)

Explains graphing functions when using LOTUS 1-2-3. Provides examples and explains keystroke entries needed to make the graphs. Notes up to six functions can be displayed on the same set of axes. (MVL)

Discusses a visual database of information about chemical elements. Uses a single sided 12-inch, 30-minute, CAV-type videodisk. Contains a picture of almost every element in its stable form at room temperature and normal atmospheric pressure. Can be used with the video controller from "KC? Discoverer." (MVL)

Answers early childhood teachers' questions concerning the addition of a computer to the classroom setting. (BB)

Discusses the use of spreadsheets for problem solving in middle and elementary school math classes. Lists six ideas for their use in the classroom. Includes two templates. (MVL)

Suggests four overlapping areas of exploration that might help spark "creative re-formations" of the way English teachers think about computers and their relationship to writing: (1) computers and teaching writing, (2) computers and language theory, (3) computers and learning from the past, and (4) computer research in other fields. (GEA)

Describes a successful school model that is piloting computer hardware and software while reviewing and modifying classroom strategies and instructional techniques. Discusses the purpose of the school and a typical day of instruction. Lists results for the fifth and sixth grades. (MVL)

Describes the addition of a microcomputer component to a Tulane University (Louisiana) undergraduate history course on the Salem witchcraft trials. Discusses the use of a statistical package and a data set to analyze and display data and the enhancement of the active learning approach by introducing students to quantitative methods of historical…

The integration of text analysis programs into realistic classroom writing activities was examined in a study of 39 university students. English-as-a-foreign-language students' own revision processes, teachers' feedback, peer editing, and two commercial packages (Grammatik and Complete Writer's Toolkit) were assessed. Attitudes toward the programs…

Describes World Wide Web (WWW), a client/server system for use with electronic information. Topics discussed include HyperText Markup Language; Wide Area Information Servers (WAIS); Gopher; Uniform Resource Locator; creating a hypertext version of an electronic journal; and developing a library information system. (Contains six references.) (LRW)

Discusses three ethical and legal challenges of technology: issues of accessibility and equality, the appropriateness of materials available to young people on the Internet, and matters relating to copyright and the licensing of software users. States that educators and parents must make a collaborative effort to address these concerns. (DJM)

Reports on the results of a study of business undergraduates in Australia that was conducted to determine whether or not perceived knowledge of software, microcomputer experience, overall knowledge of computers, programming experience, and gender were predictors of computer anxiety. Use of the Computer Anxiety Rating Scale is discussed.…

Features reviews of four computer games for use with intermediate and upper grade students, three on geography (Travelrama USA, Crosscountry USA, My America) and one on history (Vital Links). Comments include strengths of each activity, related multimedia activities and resources, and links to literature. Also reviews "Educator's Internet…