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Winer, Michael L.; Battista, Michael T. – International Electronic Journal of Mathematics Education, 2022
Constructing formal geometry proofs in is an important topic in the mathematics curriculum. But students' difficulties with proof are well documented. This article focuses on proofs that use triangle congruence postulates in US high school geometry. Examining students' proof reasoning in one-on-one task-based interviews, we analyzed students' oral…
Descriptors: Geometry, Mathematics Instruction, Validity, Mathematical Logic
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Terzioglu, Yildiz; Bensen Bostanci, Hanife – SAGE Open, 2020
The present study aims to shed light on analyzing the types and the frequency of the written sentence errors committed by 58 tenth grade Turkish Cypriot English as a foreign language (EFL) students in two classrooms, that is, Class A and B at a public vocational high school in North Cyprus. A quasi-experimental design was employed in the study…
Descriptors: Foreign Countries, English (Second Language), Second Language Instruction, Error Patterns
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Horton-Ikard, RaMonda; Pittman, Ramona T. – Topics in Language Disorders, 2010
This article describes the use of African American English (AAE) in the written and oral language of African American adolescents who struggle with writing. Written and oral language samples of 22 African American 10th-grade students were transcribed, analyzed, and coded for AAE, grammatical errors, spelling errors, and punctuation errors. Four…
Descriptors: Spelling, Black Dialects, Form Classes (Languages), Written Language