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Download full textAydin, Mehmet; Baki, Adnan; Yildiz, Cemalettin; Kögce, Davut – Online Submission, 2011
The aim of this study is to present the insights of the mathematics teachers beliefs' on mathematical knowledge, and its teaching and learning. The case study method is used in this study. The study pursued along with the participation of one secondary mathematics teacher in the fall semester of 2007-2008 instruction year in Trabzon providence.…
Descriptors: Foreign Countries, Secondary School Teachers, Mathematics Teachers, Teacher Attitudes
Koparan, Timur; Yildiz, Cemalettin; Kögce, Davut; Güven, Bülent – Online Submission, 2010
This study investigates the effect of materials developed based on conceptual change approach on 9th grade students'achievement in the subject of fractions. With this aim, a worksheet, conceptual change text and a two-stage performance test on the subject of fractions were developed. Quasi-experimental research model was used in the study.…
Descriptors: Foreign Countries, High School Students, Grade 9, Mathematics Achievement
