In this article we examine how students engage in learning mathematical concepts in the middle grades of an urban public school in the Southwestern United States. In the context of a 3-year National Science Foundation-funded longitudinal study of the development of students' rational number understanding, we encountered differing levels of…

The authors of this study document one middle school classroom in an attempt to understand how inquiry learning, supported with technological tools, can provide students with opportunities to develop ownership of science content knowledge. Case study and collaborative teacher researcher methods were utilized to document the implementation of a…