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Examination of Secondary School Seventh Graders' Proof Skills and Proof Schemes

• Authors : Sen, Ceylan; Guler, Gursel

Subjects: Education

• Source: Universal Journal of Educational Research ; volume 3, issue 9, page 617-631 ; ISSN 2332-3205 2332-3213

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Investigation of Mathematics Teachers' Level of Following, Understanding, and Applying Educational Research.

• Authors : GÜLER, Gürsel; ŞEN, Ceylan; SABANCI, Özge

Subjects: MATHEMATICS teachers; EDUCATION of mathematics teachers; CLASSROOM activities

• Source: International Online Journal of Educational Sciences; Mar2017, Vol. 9 Issue 1, p40-64, 25p

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A design-oriented STEM activity for students' using and improving their engineering skills: the balance model with 3D printer.

• Authors : Şen, Ceylan¹ (AUTHOR) ; Ay, Zeynep Sonay² (AUTHOR); Kiray, Seyit Ahmet³ (AUTHOR)

Subjects: *STUDENT activities; *MIDDLE school students; *STEM education

• Source: Science Activities. 2020, Vol. 57 Issue 2, p88-101. 14p. 6 Color Photographs, 2 Diagrams, 3 Charts.

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Ortaokul Matematik Öğretmeninin 5. Sınıf Kesirler Konusundaki Öğretme Bilgisinin İncelenmesi

• Authors : ŞEN, Ceylan

Subjects: Education and Educational Research; Eğitim, Eğitim Araştırmaları; Mathematical knowledge for teaching,fractions,middle-school mathematics teacher

• Source: Volume: 12, Issue: 1 96-138Turkish Journal of Computer and Mathematics Education (TURCOMAT)

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Assessment of a Middle-School Mathematics Teacher’s Knowledge for Teaching the 5thGrade Subject of Fractions.

• Authors : Şen, Ceylan¹

Subjects: *MATHEMATICS teachers; *PEDAGOGICAL content knowledge; *PUBLIC school teachers

• Source: Turkish Journal of Computer & Mathematics Education. 2021, Vol. 12 Issue 1, p96-138. 43p.

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Examining Proof Writing Skills of Pre-Service Mathematics Teachers' in Geometric Proofs: Van Hiele Model

• Authors : ŞEN, Ceylan; GÜLER, Gürsel

Subjects: van Hiele model,proof-writing,teaching experiment,pre-service mathematics teacher; van Hiele modeli,ispat yazma,öğretim deneyi,matematik öğretmeni adayı; Education and Educational Research

• Source: Volume: 23, Issue: Özel Sayı 128-176Ahi Evran Üniversitesi Kırşehir Eğitim Fakültesi Dergisi

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Gifted and Talented Students’ Views on Engineering Design-Oriented Integrated STEM

• Authors : ŞEN, Ceylan; AY, Zeynep

Subjects: integrated STEM education,gifted and talented students,STEM activities; bütünleşik STEM eğitimi,üstün zekalı ve yetenekli öğrenciler,STEM etkinlikleri; Eğitim, Bilimsel Disiplinler

• Source: Volume: 11, Issue: 2 364-383Bartın University Journal of Faculty of Education

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Gifted and Talented Students' Views on Engineering Design-Oriented Integrated STEM.

• Authors : ŞEN, Ceylan¹, ; AY, Zeynep Sonay²,

• Source: Bartin University Journal of Faculty of Education; Jun2022, Vol. 11 Issue 2, p364-383, 20p

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Examining the Effectiveness of Teaching Through Definitions in the Definition and Conceptualization of Number Sets by Pre-Service Mathematics Teachers.

• Authors : ŞEN, Ceylan; GÜLER, Gürsel

Subjects: MATHEMATICS teachers; STUDENT teachers; SET theory

• Source: Hacettepe University Journal of Education; 2022, Vol. 37 Issue 3, p969-993, 25p

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An Early Algebra Teaching Experiment Aiming at the Improvement of Fourth-Grade Students' Generalization and Justification Strategies.

• Authors : YÜCE, Seda¹; ŞEN, Ceylan²,

• Source: Journal of Hasan Ali Yücel Faculty of Education / Hasan Ali Yücel Egitim Fakültesi Dergisi (HAYEF); Sep2022, Vol. 19 Issue 3, p195-209, 16p

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