The adoption of the Next Generation Science Standards (NGSS) requires many teachers to drastically change their classroom instruction. Curricular materials offer a tool to support this transition, but there are questions about the degree to which available curricula truly reflect the shifts required by the NGSS. This study proposes a framework of…

Engineering offers new educational opportunities for students, yet also poses challenges about how to conceptualize the disciplinary core ideas, crosscutting concepts, and science and engineering practices of the disciplinary fields of engineering. In this paper, we draw from empirical studies of engineering in professional and school settings to…

Implementation of science curriculum materials has been a fundamental challenge in science education for decades. Policy researchers have argued that alignment of standards, curriculum, and assessment are the key to supporting implementation. This paper focuses on teachers' perceptions of curricular alignment and on curriculum implementation using…