This study seeks to address the current literacy skills, practices, and dispositions of teachers who educate students with significant disabilities. It sought to address two questions including how do teachers who educate students with significant disabilities design and implement literacy instruction, and how do teachers who educate students with…

Given the vital importance of using a scientific approach for curriculum development, the authors employed a design experiment methodology (Brown, 1992; Shavelson et al., 2003) to develop and evaluate, FUSION, a first grade mathematics intervention intended for students with or at-risk for mathematics disabilities. FUSION, funded through IES…