Defines the functions of windows that are used as visual display techniques in computer software systems, reviews research on the effectiveness of window environments, discusses knowledge structures, and presents principles for designing windowed environments based on research findings and individual differences and screen design research. (10…

Describes the development, implementation, and evaluation of a voice interface for the British Library Blaise Online Information Retrieval System. Results of the evaluation show that the use of currently available speech recognition and synthesis hardware, along with intelligent software, can provide an interface well suited to the needs of online…

This study examined the impact of a biology course emphasizing computer simulation on student achievement and student attitudes toward science. The students in the experimental group were placed in a class limited to 16 students to have 2 students to each computer. (YP)

Explores various issues related to empirical validation of computer documentation. Topics discussed include developing validation test items; selecting test users; costs; benefits of testing for the writer; the role of the writer and editors; conducting the validation test; and writing revision specifications. (LRW)

Describes hypertext as software that improves the learner's control over a knowledge base, and discusses the role hypertext could play in compact disc technologies. Digital multimedia learning materials are discussed; relationships among data, information, knowledge, and expertise are explored; and examples of applications of compact disc media…

Investigates using computer spreadsheets in math classes. Describes current spreadsheets on the market. Summarizes how the spreadsheets work and provides information to build a template to find function maximums and minimums. Lists step by step instructions. (MVL)

Kanji City, a hypermedia program for teaching Japanese through trial-and-error exploration of a simulated real-life environment, is described. The possibilities for designing materials in hypermedia format, and the advantages of Hypercard's potential for integrating text with synthesized sound, interactive graphics, and animation are explored.…

Reports on the development and current status of data projection panels, which are liquid crystal display units for projecting computer images onto a large screen with the aid of an overhead projector. Information for various companies' models are listed, including compatibility with computers, color or mono display, software, and price. (LRW)

Offers information on financial and data management computer software programs designed specifically for day care centers. (BB)

Examined is the effectiveness of a computer software package designed to be consistent with a fraction strip chart model. The materials are described; they were used with three fourth-grade classes, while two other classes acted as controls. (MNS)

Examines the orderly process of rhetorical composition and inquires whether that system can be implemented as an expert system on a computer or word processor, in order to expand our understanding of the human composition process. (SR)

Describes a project at the National Library of Medicine that investigated the development of an expert system to assist catalogers with personal name authority work. Topics include project planning; software and hardware selection; knowledge engineering; and reasons for discontinuing the development of the expert system. (three references) (LRW)

Describes the design principles of computer-assisted learning (CAL) environments in which the software is interactive yet adaptable to different styles of learning and teaching, illustrated with a mathematics application. Following implementation, initial evaluation data taken from students showed marked performance improvements, and indicated how…

Describes the use of ISDN (Integrated Services Digital Networks) in homes, home offices, and offices as a way of transmitting data in audio and video form. Explains how ISDN works and reviews computer equipment needed to change existing telephone service into ISDN service. A chart presents product information for ISDN modems. (JMV)

Discusses computer competencies for special needs educators. Highlights include the ability to evaluate and match appropriate software to a learner's skills and abilities, helping students use computers as a personal productivity tool, assessing individual needs, integrating technology into multiple environments, and an example of helping a…