This article investigates to what extent disrupted schooling due to the COVID-19 pandemic has affected pre-primary-age children's school readiness in Ethiopia. We use data on early numeracy of 2,640 children collected before and after the eight-month school closure to assess their learning progress in the context of COVID-19. We find that children…

We examined the developmental trajectories and cognitive predictors of first language Chinese reading, second language English reading, and mathematics skills in Hong Kong children in Grades 1-5. We used longitudinal data of 1,000 children (M[subscript age] = 7.59 years) assessed on phonological awareness, rapid naming, and morphological awareness…

While achievement gaps have been widely studied, less attention has been given to how these gaps relate to students' patterns of "academic mobility"-- that is, how students' relative academic standing changes from early to later grades. Using rich administrative data from Washington state, we apply an academic mobility framework to…

In adaptive learning systems, various models are employed to obtain the optimal learning schedule and review for a specific learner. Models of learning are used to estimate the learner's current recall probability by incorporating features or predictors proposed by psychological theory or empirically relevant to learners' performance. Logistic…