The National Council of Teachers of Mathematics (NCTM) has been emphasizing the importance of teachers' pedagogical communication as part of mathematical teaching and learning for decades. Specifically, NCTM has provided guidance on how teachers can foster mathematical communication that positively impacts student learning. A teacher may have…

This study examines data from a field experiment investigating the effects of a personalized recommendation algorithm that proposes to students which videos to watch next, after they complete mini-assessments for algebra that available on the Math Nation intelligent virtual learning environment (IVLE). The end users of Math Nation are students…

We study the usage of a self-guided online tutoring platform called Algebra Nation, which is widely by middle school and high school students who take the End-of-Course Algebra I exam at the end of the school year. This article aims to study how the platform contributes to increasing students' exam scores by examining users' logs over a three year…

During the 2013-14 school year, I became involved in the National Center for Scaling Up Effective Schools (NCSU) project, a partnership of the Broward County Public School District with Vanderbilt University, the University of North Carolina at Chapel Hill, Florida State University, and Education Development Center. The purpose of NCSU is to help…

AERA's 2017 Call for Proposals asks us to consider pathways to achieving equal educational opportunity. This presentation argues that homelessness is one critical issue often overlooked when considering such pathways. Nationwide, over 1.3 million students experienced homelessness in 2013 (National Association for the Education of Homeless Children…

This descriptive research study examined 2013 NAEP 12th-grade mathematics scores by students' use of graphing calculators in math classes and the kind of calculator students used during NAEP assessment. NAEP Data Explorer analysis included two questions from Student Factors: How often do you use these different kinds of calculators in math class?…

A mixed methodology approach was used to address the question: what are skills, knowledge and dispositions that co-teachers need to balance the seemingly competing mandates of NCLB and IDEIA in order to prepare teachers for the classrooms of today and tomorrow? Based on the results of two recent studies that focused on secondary co-teacher teams…