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Tirosh, Dina; Tsamir, Pessia; Levenson, Esther S.; Barkai, Ruthi – Journal of Mathematics Teacher Education, 2019
This paper raises the possibility of enhancing prospective and practicing teachers' awareness of example use in classrooms by using theories to analyze an authentic case. The study was carried out in the context of a university course where participants analyzed an excerpt from a tenth-grade geometry class. A qualitative analysis of participants'…
Descriptors: Teaching Methods, Classroom Techniques, Preservice Teachers, Mathematics Teachers
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Tirosh, Dina; Tsamir, Pessia; Levenson, Esther S.; Barkai, Ruthi; Tabach, Michal – Journal of Mathematics Teacher Education, 2019
This study investigates 27 preschool teachers' verbalization of various aspects of pattern structure as well as their knowledge of pattern structure while solving patterning activities. Aspects of structure that are investigated include the unit of repeat, its length and the amount of times it is repeated, and whether or not the pattern ends in a…
Descriptors: Preschool Teachers, Teacher Characteristics, Repetition, Mathematical Concepts
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Tsamir, Pessia; Tirosh, Dina; Levenson, Esther; Tabach, Michal; Barkai, Ruthi – Journal of Mathematics Teacher Education, 2014
This article describes a study that investigates preschool teachers' knowledge of their young students' number conceptions and the teachers' related self-efficacy beliefs. It also presents and illustrates elements of a professional development program designed explicitly to promote this knowledge among preschool teachers. Results…
Descriptors: Preschool Teachers, Preschool Education, Preschool Children, Number Concepts
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Tabach, Michal; Levenson, Esther; Barkai, Ruthi; Tsamir, Pessia; Tirosh, Dina; Dreyfus, Tommy – Journal of Mathematics Teacher Education, 2011
In light of recent reform recommendations, teachers are expected to turn proofs and proving into an ongoing component of their classroom practice. Two questions emerging from this requirement are: Is the mathematical knowledge of high school teachers sufficient to prove various kinds of statements? Does teachers' knowledge allow them to determine…
Descriptors: Mathematics Education, Secondary School Teachers, Number Concepts, Mathematical Logic