Reports on preservice teachers' use of a concept-mapping tool to create/modify concept maps about science-related elementary curriculum-content knowledge. Data from interviews, journals, and analysis of the concept maps showed how the preservice teachers used the tool to construct their curriculum-content knowledge in the form of more powerful…

The ultimate aim of this research is to specify and implement a general authoring framework for content and knowledge engineering for Intelligent Educational Systems (IES). In this context we attempt to develop an authoring tool supporting this framework that is powerful in its functionality, generic in its support of instructional strategies and…