Discusses results of a survey of 15 educational software developers, which indicate that none of the companies perform any empirical evaluation of their products as part of the development process. Importance and advantages of validation of the effectiveness of a program are considered, and suggestions for encouraging such validation are offered.…

Between 1977 and 1981, the Basic Skills Component of Research for Better Schools worked with education agencies to develop a research-based approach to improving basic skills instruction and student achievement. Called Achievement Directed Leadership (ADL), the approach was field tested extensively in three school districts during the 1981-82…

Cognitive flexibility theory is a constructivist learning paradigm emphasizing real-world complexity and the ill-structured nature of knowledge. This article discusses the design of a multimedia program (Perspectives on Emotional and Behavioral Disorders) based on cognitive flexibility theory and presents quantitative and qualitative results of…

Several research and design issues to be considered when creating educational software were identified by a field test evaluation of three types of innovative software created at Bank Street College: (1) Probe, software for measuring and graphing temperature data; (2) Rescue Mission, a navigation game that illustrates the computer's use for…