Schools use an array of strategies to match curricula and instruction to students' heterogeneous skills. Although generations of scholars have debated ''tracking'' and its consequences, the literature fails to account for diversity of school-level sorting practices. In this article, we draw on the work of Sørensen and others to articulate and…

Teacher-pupil interactions among students of different ethnic groups, with particular focus on possible disparities between Mexican Americans and Anglos, were compared. Data were also collected on Blacks and other ethnic group students, but the number of these students proved inadequate for statistical analysis. Classroom observations in rural,…