If a "curriculum" -- a set of instructional materials intended as a comprehensive course of study for a particular subject and grade level -- is well-aligned with state standards, it can help teachers deliver instruction that leads to students' mastery of those standards. However, most research suggests that curricula, in themselves, are…

This paper describes findings from a blocked randomized design (BRD) field study conducted to examine the "Next Generation Preschool Math" (NGPM) program's implementation in preschool classrooms and promise in improving young children's mathematic learning. NGPM integrates traditional preschool activities with developmentally appropriate…

This study used a randomized field trial design to evaluate the efficacy of a research-based model for scaling up an intervention focused on preschool mathematics. Although the successes of research-based educational practices have been documented, equally well known is the paucity of successful efforts to bring these practices to scale. The same…