Schools are awash in data, and teachers are being asked to gather data in a myriad of high-tech and low-tech ways. But gathering is not analyzing, and without analysis there is little reason to gather the data in the first place. Teachers need data-collection systems that lend themselves to rapid analysis and action. This article presents several…

In winter 2014, I came upon an opportunity to conduct a case study on a team of middle school math teachers who initiated a study group to examine how a set of learning progressions could help them with their planning, instruction, and assessment. Learning progressions are research-based hypotheses about how students develop more sophisticated…

Grounded theory methodology allows researchers to generate theories that answer research questions that existing theories do not adequately explain. This methodology involves the use of the constant comparative method in an iterative cycle of data collection and analysis. To understand the data and make decisions that drive the cycle forward, the…