This article will discuss how Maryland's Montgomery County Public Schools (MCPS) elementary school mathematics team helped teachers acquire the knowledge and skills to implement mathematics instruction and the Collaborative for Academic, Social, and Emotional Learning (CASEL) 5 competencies concurrently, with the goal of addressing the social and…

In classrooms, students engage in argumentation through justifying and generalizing. However, these activities can be difficult for teachers to conceptualize and therefore promote in their classrooms. In this article, we present the Student Discourse Observation Tool (SDOT) developed to support teachers in noticing and promoting student justifying…

Scaling up educational interventions in the STEM (Science, Technology, Engineering, and Mathematics) field is critical but under-researched. We review and draw implications from a series of studies investigating the long-range impact of an implementation of an early mathematics scale-up model based on learning trajectories. Lasting effectiveness…

Previous studies indicate that practicum experience is essential for pre-service teachers to develop understanding of effective teaching, professional identity, and culturally responsiveness. However, it is possible that first-year pre-service teachers are not ready to teach in a classroom with as many as 30 students which could present…