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Commentary on Theories of Mathematics Education

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466 S. Bulut et al.<br />

Ubuz, B. (1999). 10. ve 11. sınıf ö˘grencilerinin temel geometri k<strong>on</strong>ularındaki hataları ve kavram<br />

yanılgıları [Misc<strong>on</strong>cepti<strong>on</strong>s and errors <strong>of</strong> 10th and 11th graders in elementary geometry topics].<br />

Hacettepe E˘gitim Fakültesi Dergisi, 16–17, 95–104.<br />

University <strong>of</strong> California (2005). Why aren’t more girls “geeks”? Retrieved <strong>on</strong> April 29, 2009 from<br />

http://www.university<strong>of</strong>california.edu/news/article/7399.

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