With the 2015 change in science standards to align more closely with the Next Generation Science Standards, as the district STEM coach, I saw a need for professional development that addressed the lack of understanding and skill needed to teach the Science and Engineering Practices, specifically the practice of Scientific Augmentation. This…

In this study we extend our prior exploration focused on the extent to which middle school teachers appropriately identified proportional situations and whether there were relationships between attributes of the teachers and their ability to identify proportional situations. For this study, we analyzed both a larger dataset (n = 32) and two…

This study sought to identify components of an asynchronous online teacher professional development program, "Prime Online," that potentially affected participants' mathematical knowledge for teaching (MKT). Twenty-three third- through fifth-grade general education and special education teachers completed a yearlong online teacher…

There is considerable research on teachers' beliefs and teachers' knowledge, but little empirical evidence exists as to the interplay between them. This article reports a study of 356 Norwegian teachers who answered a questionnaire and a multiple-choice test. Based on this study, the connections between two knowledge constructs and two beliefs…

This study explores the relationship between teacher knowledge and student learning in the area of mathematics by developing and evaluating an innovative approach to assessing teacher knowledge. This approach is based on teachers' analyses of classroom video clips. Teachers watched 13 video clips of classroom instruction and then provided written…

The purpose of this study was to investigate and describe how middle school mathematics teachers "make meaning" of proofs and the process of proving in the context of their classroom practices. A framework of "making meaning," created by the researcher, guided the data collection and analysis phases of the study. This framework…

Background: To date, few studies have been conducted to investigate the preparedness of health educators in Canadian school systems. Purpose: This study assessed practicing and pre-service teachers' self-perceptions of preparedness to teach health education in British Columbia K-12 classrooms. It also investigated factors related to their…

This study investigated teachers' beliefs and practices of cooperative learning, and strove to determine whether their observed teaching practices reflected their stated beliefs. Findings of the study revealed that teachers understood cooperative learning to mean small groups of students working together to accomplish a particular assignment. The…

Despite the current legislation requiring sex education as part of the school curriculum in Portugal, great obstacles to its implementation remain. Furthermore, sex education is far from being systematically administered. Thus, the main interest in our project was to validate a scale that measures teachers' attitudes towards sex education. There…