The purpose of the study is to develop an instrument for junior high school mathematics teachers to evaluate their technological pedagogical content knowledge. The survey tool is based on Koehler and Mishra's TPACK framework and strengthened mathematics content knowledge and pedagogical content knowledge in the framework. 526 junior high school mathematics teachers in Taiwan were recruited to validate the survey. Confirmatory factor analysis was applied to examine the validity. The results showed that survey tool reached good validly and reliability. We also explored gender, age, and seniority and other demographic factors to reflect current junior high school mathematics teachers' TPACK in Taiwan.
Journal of Educational Media and Library Science 52(1), pp.59-82