Provides an example that illustrates the interrelationship of the factors that influence educational software portability. Nielsen's seven-level approach to human-computer interaction is used as the basis for a model for factors that influence portability, and five phases in the life cycle of a software product being adapted are considered. (10…

Discusses the interrelationships of the concepts of adaptability and portability of educational software. A conceptual framework for adaptable educational software is offered, a seven-stage model of adaptation is presented, and the research approach of the USE project in the Netherlands--which is concerned with the development and use of adaptable…

Reconsiders and affirms the general model of factors that influence the portability potential of educational software by summarizing the articles in this special issue. Factors that received the most attention include software design and development; overall instructional approach; teacher training; and cultural assumptions. Areas for further…

Discussion of the portability of educational software focuses on the software design and development process. Topics discussed include levels of portability; the user-computer dialog; software engineering principles; design techniques for student performance records; techniques of courseware programing; and suggestions for further research and…

Explains the function of formative evaluation and the evaluation techniques that can be used in the various stages of educational computing research and development. Topics include computer software design; selecting evaluation standards; and a framework for formative evaluation, including theoretical models, expert consultation, and field…