Presented is a simulation program for Apple II computer which assays the effects of a series of variables on bacterial growth and interactions between microbial populations. Results of evaluation of the program with students are summarized. (CW)

Mathematical methods are used to study certain related Logo procedures in detail. Simple procedures with known properties are then used to build the higher-level procedures which correspond to higher-level mathematical concepts. Examples are from introductory aspects of number theory. (MNS)

Why a computer error occurred is considered by analyzing the binary system and decimal fractions. How the computer stores numbers is then described. Knowledge of the mathematics behind computer operation is important if one wishes to understand and have confidence in the results of computer calculations. (MNS)

Uses the computer software program "Writer's Helper: Stage II" to illustrate the range of checks possible with various software approaches to the revision of writing. (MM)

Describes an exercise in which students write Diamante poems using prompts from the FrEdWriter word-processing program. (MM)

Describes "Language Crafter," a word processor and word game generator that can be used to compose worksheets and invent word games in English, Spanish, French, and German. Bingo, crossword puzzles, word-search puzzles, and scrambled word games can help students develop and improve their foreign language vocabulary. (CB)

Describes the use of a highly parallel array processor for pattern matching operations in a bibliographic retrieval system. The discussion covers the hardware and software features of the processor, the pattern matching algorithm used, and the results of experimental tests of the system. (37 references) (Author/CLB)

When purchasing a computer system that will handle both administrative and instructional needs, school executives need to know the ability of the hardware and software to do the job, and the level of vendor support available after the computer has been installed. Lists 14 questions to assess the vendor's commitment and continuing support. (MLF)

An approach to the design of flexible text-based management systems for archives includes tiers for repository, software, and user management systems. Each tier has four layers--objective, program, result, and interface. Traps awaiting software development companies involve the market, competition, operations, and finance. (10 references) (MES)

Three pieces of computer software are described and reviewed: HyperCard, to build and use varied applications; Iggy's Gnees, for problem solving with shapes in grades kindergarten-two; and Algebra Shop, for practicing skills and problem solving. (MNS)

Provides guidelines intended to help teachers, librarians, and administrators recognize when they must obtain permission to copy, perform, or display a work. Reviews the exceptions to the copyright law and its application to photocopying, reproduction by libraries and archives, videotaping, live and transmitted performances, and computer programs.…

A computer program, Pacesetter, is described. As an organizational tool, it assists in developing strategies for planning, organizing, scheduling, and completing tasks on time. An account is given of the experiences of a teacher who used Pacesetter to help sixth graders produce a school newspaper. (IAH)

Business teachers who teach computer applications face three major challenges: making their classes attractive to students; managing individualized, multiactivity classes; and developing independent business software users. The last-mentioned goal is the primary reason for the existence of the business department. (SK)

Guidelines, jointly developed and endorsed by CAUSE and EDUCOM--two key organizations in the field of higher education information technology--are presented. They were created to provide institutions and regional accrediting associations with evaluation guidelines for information technology resources to use as a reference when developing their own…

Availability analysis was used to evaluate an online catalog in a small university library. Problems found likely to interfere with patron success with the catalog included: (1) incomplete location information; (2) incomplete holdings information; (3) misinterpretation by the search program of special characters; and (4) inadequate access points…