In this paper, we analyse a grade 8 (age 13-14) Japanese problem-solving lesson involving angles associated with parallel lines, taught by a highly regarded, expert Japanese mathematics teacher. The focus of our observation was on how the teacher used carefully planned board work to support a rich and extensive plenary discussion (neriage) in…

This study explores the types of mathematical connections established in the classroom in the teaching of functions. An extended model for mathematical connections (different representations (DR), procedural (PC), if-then (I-T), part-whole connections (PWC), feature/property (F/P), analogies, and instruction-oriented connections (IOC)) is used as…

The paper reports about a study that examines changes in teachers' incorporation of epistemic practices in their design of engineering lessons and compares them to their views about the nature of engineering knowledge across 100 hours of professional development. Nineteen K-8 teachers in the USA, who were new to teaching engineering as part of a…

Over the past two decades, the landscape of research on mathematics teacher educators (MTE) has grown considerably. One particular area of interest has focused on the knowledge needed by MTEs for their work with preservice K-8 teachers (PTs). In an effort to understand this varied landscape, we conducted an extensive review of research on…

The education system should be designed to help in the preparation of individuals for life in the 21st Century. The purpose of this study is to use the Lesson Study approach in studying the geography of the updated content, to improve the professional competencies of teachers based on the results of students' perception levels. The research…

This study sought to investigate in-service mathematics teachers' knowledge of differentiated instruction in junior high schools in Tano South Municipality of Ghana. The study adopted an explanatory sequential mixed method design. We employed a sample of 50 JHS mathematics teachers comprising 41 general in-service teachers and 9 special in-service…

This study explores the difference in self-efficacy between high school English language teachers with two levels of curriculum literacy. The data were collected using a curriculum literacy test and a self-efficacy scale that were delivered online to 251 English teachers in Indonesia. The respondents were split into two groups based on their…

We examined the effects of a professional development (PD) with coaching model designed to improve literacy and co-taught instruction for students with and without disabilities in co-taught content-area middle school classes. Eleven co-teaching pairs in nine schools were randomly assigned to the Content Area Literacy Instruction (CALI) condition…

This dissertation investigates the inequitable distribution and causal impacts of mathematics teachers' content knowledge for teaching (CKT) on instructional quality and student learning outcomes. Using the rich information in the Measures of Effective Teaching (MET) project longitudinal database, the study addresses three core research questions:…

This study examines teacher's perspectives of the most beneficial professional development they have participated in over the last three years in the content areas of literacy and mathematics. It also investigates teachers views on how professional development influences student learning. Specifically, this study is grounded in the following…

Chemistry education has been affected in various aspects, especially teaching models, teaching technology, curriculum design, and teaching assessment, in Chinese Mainland since COVID-19 struck. To explore the change in teaching performance and differences in those teaching performances between middle school teachers and university teachers, this…

I examine the levels of educational emphases that science teachers in Evangelical Protestant (EP) schools place on (i) teaching basic content knowledge, (ii) improving scientific reasoning skills, and (iii) presenting real-world applications of science. Using a nationally representative sample of US ninth-graders, I find differences in these…

This study aims at investigating the effects of Programming Education Planned with TPACK (Technological Pedagogical Content Knowledge) Framework on middle school students' learning outputs within the ITS (Informational Technology and Software) course. Although TPACK is known as a teacher training program, this study demonstrates it can be used in…

The research examined teachers' perceptions of factors affecting their perceived effectiveness in online teaching in the Israeli educational system, comparing Jewish and Arab teachers' views during the Covid-19 crisis. The research employed quantitative and qualitative approaches. 295 teachers responded to a questionnaire, and 22 teachers…

The 2018 NSSME+ was based on a national probability sample of schools and computer science, mathematics, and science teachers in grades K-12 in the 50 states and the District of Columbia. The sample was designed to yield national estimates of course offerings and enrollment, teacher background preparation, textbook usage, instructional techniques,…