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Applebaum, Mark; Leikin, Roza – Canadian Journal of Science, Mathematics and Technology Education, 2014
This study is based on our belief that mathematics should be challenging in any classroom and that mathematical challenge is among the central factors that determine the quality of mathematics lessons. Choosing challenging mathematical problem for the students is central in teachers' work while their conception of mathematical challenge can…
Descriptors: Mathematics Teachers, Teacher Attitudes, Experienced Teachers, Definitions
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Rappoport, Lana T.; Ashkenazi, Guy – International Journal of Science Education, 2008
Chemical phenomena can be described using three representation modes: macro, submicro, and symbolic. The way students use and connect these modes when solving conceptual problems was studied, using a think-aloud interview protocol. The protocol was validated through interviews with six faculty members, and then applied to four graduate and six…
Descriptors: Protocol Analysis, Familiarity, Chemistry, Misconceptions