Measuring teachers' skills and competencies is necessary to ensure teacher quality and contribute to education quality. Research has shown teachers competencies and skills influence students' performances. Previous studies explored teachers' knowledge through testing. Teachers' knowledge of the topic of area-perimeter and teaching strategies has…

Microteaching provides a valuable setting for preservice teachers to practice teaching prior to real classroom teaching experiences, as well as allowing teacher educators to observe the strengths and weaknesses of the preservice teachers' pedagogical content knowledge. Therefore, we studied the preservice mathematics teachers' microteachings, with…

Although trigonometry is an important section in secondary school mathematics curricula, many teachers find it challenging to teach as a result of insufficient pedagogical content knowledge (PCK). Therefore, the aim of this article was to report on how PCK on trigonometry manifests itself in teachers' practice. This exploratory case study was…

In England, both Religious Education (RE) and science are mandatory parts of the school curriculum throughout the 5-16 age range. Nevertheless, there remain concerns that, as in many countries, students do not have a good understanding about the scope of each subject nor about how the two subjects relate. This article reports on a study that…

This study aimed to identify the difficulties that information technology student teachers have in teaching concepts. This qualitative study was carried out with 12 student teachers. The student teachers were fourth-year students enrolled in the Special Teaching Methods II course in the spring semester of the 2010-2011 academic year. The research…

In 2011, a small Midwestern school district referred an increasing number of 2nd-4th grade students, with reading problems due to phonetic and phonological awareness deficits, to the district's intervention team. Framed in Shulman's pedagogical content knowledge model and the International Dyslexia Association's phonological deficit theory of…

Recently, there has been a rapid proliferation of lesson study groups in the United States. Since deep knowledge about lesson study is rare in the U.S., it is likely that some of these groups have an incomplete understanding of this Japanese practice. Some may focus on structural aspects of the process of lesson study or may mimic its superficial…

This document is the fourth volume of the proceedings of the 29th Conference of the International Group for the Psychology of Mathematics Education. Conference papers are centered around the theme of "Learners and Learning Environments." This volume features 42 research reports by presenters with last names beginning between Mul and Wu:…