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King, Emily C.; Benson, Max; Raysor, Sandra; Holme, Thomas A.; Sewall, Jonathan; Koedinger, Kenneth R.; Aleven, Vincent; Yaron, David J. – Journal of Chemical Education, 2022
This report showcases a new type of online homework system that provides students with a free-form interface and dynamic feedback. The ORCCA Tutor (Open-Response Chemistry Cognitive Assistance Tutor) is a production rules-based online tutoring system utilizing the Cognitive Tutoring Authoring Tools (CTAT) developed by Carnegie Mellon University.…
Descriptors: Intelligent Tutoring Systems, Chemistry, Homework, Feedback (Response)
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Bowen, Craig W. – Journal of Chemical Education, 1994
Describes research techniques in chemistry education that are based on listening to learners. Gives a brief history of think-aloud techniques and works through an example study to show considerations that must be made when doing this kind of research. Issues raised include conceptualization of research studies, preparation for their…
Descriptors: Chemistry, Cognitive Processes, Educational Research, Higher Education