This study was prompted by the Arizona Department of Education's (ADE) interest in learning more about the progress of English learner students toward English proficiency in the early grades. The study examined, for the 2013/14 kindergarten cohort in Arizona, the English language proficiency of non-native English speaker students and their English…

This study was prompted by the Arizona Department of Education's interest in learning more about the progress of English learner students toward English proficiency in the early grades. The study examined the English language proficiency and English language arts (ELA) proficiency (reading and writing at grade level) of non-native English speaker…

These are the appendixes for the report, "Progress of Arizona Kindergartners toward English Proficiency in Grade 3 by English Learner Student Classification." The study examined the English language proficiency and English language arts (ELA) proficiency (reading and writing at grade level) of non-native English speaker students in…

We use administrative data to measure whether attending a charter school in Denver, Colorado, reduces the likelihood that students are newly classified as having a disability in primary grades. We employ an observational approach that takes advantage of Denver's Common Enrollment System, which allows us to observe each school that the student…

This study extends recent findings of a relationship between the relative age of students among their peers and their probability of disability classification. Using three nationally representative surveys spanning 1988-2004 and grades K-10, we find that an additional month of relative age decreases the likelihood of receiving special education…