1. From Chaotic to Order: Using Chaos Game in Mathematics Teaching
   Sayfalar 1 - 21
   Fatih KARAKUŞ, Adnan Baki
2. Investigation of Conceptual and Operational Understanding Processes of Eighth Grade Students to Identities and Factorization
   Sayfalar 22 - 70
   İnci ÜNLÜER, Aytaç KURTULUŞ
3. Using Graph Software in Teaching the Subject of Functions: The Case of Azerbaijan
   Sayfalar 71 - 95
   Melahet ABDULLAYEVA
4. Assessment of a Middle-School Mathematics Teacher’s Knowledge for Teaching the 5th-Grade Subject of Fractions
   Sayfalar 96 - 138
   Ceylan ŞEN
5. An Analysis of Students’ Error in Learning Mathematical Problem Solving: The Perspective of David Kolb’s Theory
   Sayfalar 139 - 150
   Widodo WİNARSO, Toheri TOHERİ
6. Skill-based Mathematics Questions: What Do Middle School Mathematics Teachers Think about and How Do They Implement Them?
   Sayfalar 151 - 186
   Mahmut KERTİL, Hande GÜLBAĞCI DEDE, Emine Gülen ULUSOY
7. An Analysis of High School Students’ Understanding and Reasoning of Average Concept
   Sayfalar 187 - 201
   Özlem ENGİN, Alaattin PUSMAZ
8. Pre-service Mathematics Teachers’ Mathematical Connections in the Context of Problem-Solving About the Derivative
   Sayfalar 202 - 220
   Camılo RODRÍGUEZ NIETO, Flor RODRÍGUEZ, Javier GARCÍA GARCÍA
9. Difficulties in the Preparation Process of High School Pass Entrance (LGS) and Their Reflections on Education in the Framework of Mathematics Teachers' Views
   Sayfalar 221 - 243
   Mustafa OBAY, Enes DEMİR, Cahit PESEN
10. Creating Design Principles of a Learning Environment for Teaching Vector Spaces
    Sayfalar 244 - 289
    Gökay AÇIKYILDIZ, Temel KÖSA
11. A Cross-National Comparison of Statistics Curricula
    Sayfalar 290 - 319
    Aslıhan BATUR, Zeynep Medine ÖZMEN, Beyda TOPAN, Kemal AKOĞLU, Bülent GÜVEN
12. Investigation of the Elements of the History of Mathematics in Secondary School Mathematics Coursebooks
    Sayfalar 320 - 348
    Satı CEYLAN
13. Analysis of Solved Examples in Mathematics Textbooks Regarding the Use of Geometric Habits of Mind
    Sayfalar 349 - 377
    Zeynep Bahar ERŞEN, Buket Özüm BÜLBÜL, Mustafa GÜLER
14. Constructivist Approach in Ottoman Mathematics Education: Salih Zeki
    Sayfalar 378 - 423
    Müjdat TAKICAK