Whether teaching in a classroom or a Massive Online Open Course it is crucial to present the material in a way that benefits the audience as a whole. We identify two important tasks to solve towards this objective; (1) group students so that they can maximally benefit from peer interaction and (2) find an optimal schedule of the educational…

The goal of this paper is to use Knowledge Tracing to augment the results obtained from an experiment that investigated the effects of practice schedules using an intelligent tutoring system for fractions. Specifically, this experiment compared different practice schedules of multiple representations of fractions: representations were presented to…

We examined the challenges faced by 4 high-need urban schools when trying to implement Success for All (SFA). We wanted to understand SFA instruction as well as how SFA fit into the larger school context. Over a span of almost 2 years, we observed 45 SFA lessons (21 complete and 24 partial) across the 4 schools, taught by 30 teachers. We analyzed…

One of the most critical needs in Florida's "Reading First" schools is to improve the effectiveness of interventions for struggling readers. For example, during the 2005-2006 school year, only 17% of first grade students who began the year at some level of risk for reading difficulties finished the year with grade level skills on the…