A large literature documents that there are significant academic and non-academic differences between the youngest and oldest students in a school cohort. This paper investigates if being the youngest in a cohort has any impact on an individual's propensity to commit crime by utilizing a data set that contains over 4 million arrest records…

Entering kindergarten is one form of accelerating one's path through schooling. The unique needs of young learners require policies for early entrance to kindergarten to be flexible, and options for parents to be accessible and equitable across school districts and communities. In this article, the author discusses state policies for early…

Objective: To gain insight into the extent of body mass index (BMI) change during an academic year for children with overweight or obesity at entry to an early learning programme with nutrition and physical activity components ("Head Start"). We explored whether meeting with families to discuss weight and nutrition and age of entry in…

Age based school entry laws force parents and educators to consider an important tradeoff: though students who are the youngest in their school cohort typically have poorer academic performance, on average, they have slightly higher educational attainment. In this paper we document that for a large cohort of California and Texas natives the school…

A retrospective cohort study was conducted to identify child, maternal, family, and community factors associated with rate of developmental disability among children enrolled in the California Early Start Program. The cohort included 8,987 children considered at high risk for developmental disability due to medical risks and/or developmental…

There is continuing controversy about the optimal or appropriate age at which children should start school. The purpose of this study is to examine the relationship between age and achievement. It is an attempt to evaluate the hypothesis that older students fare better academically than their younger classmates. Findings indicate that on average…