Purpose: The purpose of this article is to highlight the results of the online Delphi research project; in particular the procedures used to establish an online and innovative process of content validation and obtaining "rich" and descriptive information using the internet and current e-learning technologies. The online Delphi was proven to be an…

This article describes the development and field test of an instrument, the Views on Science and Education Questionnaire, designed to measure participants' concepts of the nature of science (NOS) and relevant teaching attitudes. The questionnaire includes 15 questions, each followed by several items representing different philosophical positions.…

This paper describes the process used to design and evaluate a computer-based tool that guides the development of lesson plans. The tool, PLANalyst, contains a small expert system with a human face that analyzes lessons and gives specific feedback for improvement. The process used to create PLANalyst can be generalized to the development of tools…

The purpose of this research is to determine whether we can use classroom artifacts as the basis for making valid judgments about the presence of reform-oriented teaching practices in middle-school mathematics classes. Our approach compares ratings based on collections of artifacts assembled by teachers according to our directions (the "Scoop…