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Hegde, Balasubrahmanya; Meera, B. N. – Physical Review Special Topics - Physics Education Research, 2012
A perceived difficulty is associated with physics problem solving from a learner's viewpoint, arising out of a multitude of reasons. In this paper, we have examined the microstructure of students' thought processes during physics problem solving by combining the analysis of responses to multiple-choice questions and semistructured student…
Descriptors: Student Problems, Physics, Identification, Problem Solving
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Talanquer, Vicente – International Journal of Science Education, 2009
Based on the analysis of available research on students' alternative conceptions about the particulate nature of matter, we identified basic implicit assumptions that seem to constrain students' ideas and reasoning on this topic at various learning stages. Although many of these assumptions are interrelated, some of them seem to change or…
Descriptors: Cognitive Processes, Misconceptions, Science Instruction, Scientific Concepts
Chen, Chun-Ying; Pedersen, Susan; Murphy, Karen L. – Research in Learning Technology, 2011
Many studies report information overload as one of the main problems that students encounter in online learning via computer-mediated communication. This study aimed to explore the sources of online students' information overload and offer suggestions for increasing students' cognitive resources for learning. Participants were 12 graduate students…
Descriptors: Electronic Learning, Graduate Students, Computer Mediated Communication, Discussion