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Charalambos Y. Charalambous

Researcher at University of Cyprus

Publications -  66
Citations -  3683

Charalambos Y. Charalambous is an academic researcher from University of Cyprus. The author has contributed to research in topics: Teaching method & Teacher education. The author has an hindex of 25, co-authored 58 publications receiving 3119 citations. Previous affiliations of Charalambos Y. Charalambous include University of Michigan & Harvard University.

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Mathematical Knowledge for Teaching and the Mathematical Quality of Instruction: An Exploratory Study

TL;DR: This paper found that teachers' mathematical knowledge plays an important role in their teaching of this subject matter and that there is a significant, strong, and positive association between levels of mathematical knowledge and the mathematical quality of instruction.
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When Rater Reliability Is Not Enough Teacher Observation Systems and a Case for the Generalizability Study

TL;DR: In this paper, the authors argue that for classroom observation to succeed in its aims, improved observational systems must be developed, which should include not only observational instruments but also scoring designs capable of producing reliable and cost-efficient scores and processes for teacher recruitment, training, and certification.
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Drawing on a Theoretical Model to Study Students’ Understandings of Fractions

TL;DR: This paper used structural equation modeling techniques to analyze data of 646 fifth and sixth graders' performance on fractions, and examined the associations among the different sub-constructs of fractions as well as the extent to which these subconstructs explain students' performances on fraction operations and fraction equivalence.
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Moving from rhetoric to praxis: Issues faced by teachers in having students consider multiple solutions for problems in the mathematics classroom

TL;DR: The authors examine data that trace the year-long professional development experience of 12 veteran teachers of middle grades mathematics to unearth some issues and concerns that appeared to serve as obstacles to their use of multiple solutions in the classroom.
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What matters for student learning outcomes: A meta-analysis of studies exploring factors of effective teaching

TL;DR: In this paper, a meta-analysis of 167 studies investigating the impact of teaching factors on student achievement is presented, showing that factors not included in the model were weakly associated with student learning, with the exception of two factors associated with constructivism.