This study aims to examine the effects of a course module aimed at improving pre-service mathematics teachers' (PMTs) proof schemes. This study used designed-based research. Participants of the course were 22 PMTs in a teacher preparation program. We obtained data from two surveys, one of which consists of proof questions. The other requires…

Educational efforts to reduce global rates of adolescent pregnancy vary widely with a significant deficiency in the domain of sex education facilitator training. In this study, we sought to establish a pilot approach to comprehensive sex education facilitator training in Riobamba, Ecuador. The approach was aligned with UNESCO recommendations for…

The topic of acid-base chemistry is one of the oldest in general chemistry courses and it has been almost continuously in academic discussion. The central purpose of documenting the knowledge and beliefs of a group of ten Mexican teachers with experience in teaching acid-base chemistry in high school was to know how they design, prepare and…

The authors examined the characterization of mathematical knowledge of teachers using educative curriculum materials. In particular, they investigated knowledge of change and rate of change (in the context of algebra and functions) of 12 teachers with differing levels of experience. Participants used a same set of curriculum materials that embed…

This comparative case study presents one key challenge that 2 experienced teachers faced when using simulations: control. Simulations are activities that place high demands on teachers, including the ability to anticipate pitfalls in advance, act in multiple capacities, shape the direction of the activity without unduly interfering, and to be…

This paper examines students' achievements in solving problems and their misunderstandings when using models. A mixed research methodology was applied. Quantitative research investigated how the performance of students with various levels of high school GPAs correlated with their rating of their lecturers' teaching proficiency. Four lecturers and…

The purpose of this study is to investigate how international teachers, who were from overseas but taught in the United States, rate effective teacher qualities in three domains; personal, professional, and classroom management skills. The study includes 130 international mathematics, science, and computer teachers who taught in a multi-school…

The V-SPACE project equipped English teachers with iPads as tools to create and maintain virtual spaces for their students. Teachers learned effective ways to integrate technology with English content while strengthening technological knowledge and pedagogical skills. In a summer institute, 29 high school teachers were trained, using their iPads,…

This report focuses on two aspects of teacher supply and quality: (a) the under-representation of racial/ethnic minorities, especially African Americans in the teaching pool, and (b) teacher candidates' performance on licensure assessments, including general skills tests in reading, writing, and mathematics (known as Praxis I[R]) and selected…