Purpose: This study explored implementation of the middle school concept (MSC) in Illinois middle-level schools, examining relationships between MSC implementation and schools' relative wealth, racial/ethnic composition, and achievement levels. Design/methodology/approach: This quantitative study utilized a sample of 137 Illinois middle-level…

This article investigates how affluent students made sense of social justice issues that were embedded in mathematics learning activities. I present 2 case studies of such activities at the intermediate and secondary levels in 2 different schools. The analysis draws on video records and classroom artifacts and applies the theoretical framework of…