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Sarama, Julie; Clements, Douglas H. – Journal of Cognitive Education and Psychology, 2021
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…
Descriptors: Program Effectiveness, Intervention, Mathematics Education, Preschool Education