The Mathematics Educator

Elements of Ancient Chinese Mathematics for Pre-University Students	3
Ng Wee Leng and Chua Khang Jye

“Special Segments of Triangles” The Use of Paper Folding for the Purpose of Terms Understanding by Middle School Female-students	25
Dorit Patkin and Bruria Kanner

A Comparison of US and Chinese Middle Grades Textbook Development Of Fraction Concepts	51
Ye Sun and Gerald Kulm

Analyzing Errors by Eighth-Grade Students in Solving Geometrical Problems in China	63
Xingfeng Huang and Longhai Cheng

Positional System: Pre-service Teachers’ Understanding and Representations	81
Ji-Eun Lee and Kyoung-Tae Kim

Fraction Operations: Pre-service Teachers’ Misconceptions and Perceptions about Problem Solving	103
Leah A. Nillas

Gender Related Differences in Mathematics Anxiety	125
Murat Peker, Erdogan Halat and Şeref Mirasyedioğlu

Acknowledgments to Referees for	141
The Mathematics Educator Volume 12