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Demiray, Esra; Isiksal-Bostan, Mine; Saygi, Elif – International Journal of Science and Mathematics Education, 2022
Toulmin's argumentation model is an effective tool in the description of one step of an argument. However, there is a need to consider more than this model to portray a comprehensive argumentation process. The purpose of the study is to investigate types of global argumentation structures that emerged while prospective middle school mathematics…
Descriptors: Persuasive Discourse, Middle School Teachers, Mathematics Teachers, Preservice Teachers
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Erkek, Özlem; Isiksal Bostan, Mine – International Journal of Science and Mathematics Education, 2019
The aim of the present study was to investigate the nature of global argumentation structures of prospective middle school mathematics teachers in a technology enhanced environment. A qualitative case study was conducted with 8 participants from an Elementary Mathematics Education undergraduate program of one of the public universities in Ankara.…
Descriptors: Preservice Teachers, Middle School Teachers, Technology Uses in Education, Educational Technology
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Demiray, Esra; Isiksal Bostan, Mine – International Journal of Science and Mathematics Education, 2017
The purposes of this study are to investigate Turkish pre-service middle school mathematics teachers' ability in conducting valid proofs for statements regarding numbers and algebra in terms of their year of enrollment in a teacher education program, to determine the proof methods used in their valid proofs, and to examine the reasons for their…
Descriptors: Foreign Countries, Preservice Teachers, Middle School Teachers, Mathematics Teachers