Scaling up educational interventions in the STEM (Science, Technology, Engineering, and Mathematics) field is critical but under-researched. We review and draw implications from a series of studies investigating the long-range impact of an implementation of an early mathematics scale-up model based on learning trajectories. Lasting effectiveness…

The book-gifting programme, the Letterbox Club, was developed as a response to the increased interest in ways of improving the educational outcomes of children in out-of-home care. By reporting quantitative and qualitative findings from a Swedish trial, and compiling findings from previous British evaluations, the purpose of this paper is to…

"Progress in Mathematics[C] 2006" is a new core curriculum for students in kindergarten through grade 6. "Progress in Mathematics[C] 2006" differs substantively from "Progress in Mathematics[C] 2000" in both content and assessment material. "Progress in Mathematics[C] 2006" uses a sequence of systematic…