The goal of this qualitative study was to examine how non-STEM teachers worked to find their place in a K-12 school district implementing a district-wide STEM initiative. Teachers of individual STEM disciplines have been found to struggle with curricular integration, a key focus of many STEM initiatives. A yet unexplored question around STEM…

Although teachers' instruction has been extensively studied, there is a dearth of research investigating how teachers design lessons and integrate new information into their existing lessons. This study utilized a case study approach to examine how teachers engaged in a nanoscale science professional development experience integrated new science…

Recent national reforms focus on learning disciplinary core ideas through engaging in science and engineering practices. These reforms also call for students and teachers to use crosscutting concepts (CCCs), or analytical lenses, that support scientific sensemaking and connections across disciplines. The "Framework for K-12 Science…

A growing body of work regarding teacher learning and implementation of reform has pointed to the significant role organizational contexts play in shaping teachers' engagement with reform and their implementation decisions. Within science education, the adoption of the Next Generation Science Standards (NGSS) and standards reflective of the…

Teachers involved in the implementation of a curriculum innovation can be prepared for this task through a professional development program. In this paper, we describe essential characteristics (identified empirically and theoretically) for such a professional development program that promotes the acquisition of competences by these teachers. The…