This paper argues that formative evaluation of instruction, which is generally agreed to be critical for instruction in any medium, is even more crucial when the instruction is to be delivered by interactive technologies such as computers, interactive video, hypermedia, or the various forms of interactive multimedia systems. It begins by…

This paper presents an exploratory study about the development of a structural and measurement model for the technological acceptance (TAM) of a web-based educational tool. The aim consists of measuring not only the use of this tool, but also the external variables with a significant influence in its use for planning future improvements. The tool,…

This paper presents a model for the evaluation of postsecondary online distance education courses and programs. To better address the unique nature and audience for these courses and programs, and the related institutional needs for assessing their success or failure, the focus is on a model from corporate training that provides a comprehensive,…

The importance of feedback as an aid to self-assessment is widely acknowledged. A common form of feedback that is used widely in e-learning is the use of model answers. However, model answers are deficient in many respects. In particular, the notion of a "model" answer implies the existence of a single correct answer applicable across multiple…

The "Convince Me" computer environment supports critical thinking by allowing users to create and evaluate computer-based representations of arguments. This study investigates theoretical and design considerations pertinent to using "Convince Me" as an educational tool to support reasoning about public policy issues. Among…