Coteaching has been proposed as an apprenticeship model of student teaching that helps candidates maximize their learning through high levels of collaboration with their partnering classroom teachers. Yet, what this collaboration looks like and how it supports candidates is poorly understood. Understanding collaborations between candidates and…

In this article we examine the development, over 1 year, of mathematical discourse communities in 2 eighth-grade mathematics classes in a suburban public middle school. The curriculum topics included probability, functions, graphing, data analysis, and pre-algebra. The 50 students were heterogeneously placed; most were from upper-middle-class…