Publications
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Mediation Of Genetics Learning By Phenomenological And Discursive Representations
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The Design Of Software For Teaching Rate Of Change In Middle School
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Visual Representations in the Collaborative Learning of Chemistry
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Government Support Of Edtech Research And Development: An International Overview
Educational policymakers have invested heavily in computer technologies for schools. The Organization of Economic Coordination and Development (OECD) estimates that approximately US$16 billion was invested in information and computing technologies…
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Information Technology Research And Education, Teaching And Learning
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DynaSpeak: SRI’s Scalable Speech Recognizer for Embedded and Mobile Systems
We introduce SRI's new speech recognition engine, DynaSpeak(TM), which is characterized by its scalability and flexibility, high recognition accuracy, memory and speed efficiency, adaptation capability, efficient grammar optimization, support for…
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Integrative Performance Assessments In Technology
This report describes the development of a set of prototype technology-supported performance assessments designed to test students' use of technology integrated within problem-based reasoning and communication tasks.
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Survey Of International Investment In Education Technology Research And Development
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Structuring Group Learning Within A Web-Based Science Inquiry Program
We examined trends in the ways science teachers organized students into groups to implement one prominent one Web-based science inquiry program, Global Learning and Observations to Benefit the Environment (GLOBE).
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The past, present and future of genome-wide re-annotation
We define the process of annotating a previously annotated genome sequence as 're-annotation', and examine the strengths and weaknesses of current manual and automatic genome-wide re-annotation approaches.
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The Radiometry of Multiple Images
We introduce a methodology for radiometric reconstruction, the simultaneous recovery of multiple illuminants and surface albedoes from multiple views, assuming that the geometry of the scene and of the cameras…
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Evolution Of An On-Line Education Community Of Practice
The concept of community of practice has become a major theme of teacher professional development (TPD) research and practice.