Designing, developing, and implementing a multi-year randomized control trial targeting what works in gifted education mathematics study is challenging, at best. In response to the United States Department of Education's Institute of Education Sciences request for proposal, we carefully constructed a mixed-methods study by assembling a diverse…

Recent research has shown that implementation of innovative programs at the classroom level continues to be a major challenge. The purpose of this study was to examine the types of modifications made during implementation of two curriculum units in two different setting types (i.e., self-contained, pull-out) to identify areas that should be…