This qualitative single case study used Michael Fullan's (2008) six secrets as a framework to explore the phenomenon of administrators' experiences developing, implementing and sustaining a team-teaching model with grades 3-8. Data was gathered from seven administrators who completed a questionnaire, interviews, and a focus group. This study was…

We present main effects of treatment and moderating effects of student background on science and engineering outcomes for grades 3-5 children participating in an engineering intervention. Data is from a large-scale randomized-controlled trial of two matched pairs (intervention and comparison) of engineering units. The intervention curriculum…