When is the right moment to transition an English learner student from part-time participation in English language development classes into full-time participation in mainstream English-only classes? English learner students should be moved into full-time mainstream English-only classes when they are sufficiently fluent in English to be able to…

The purpose of this study was to understand the learning trajectories of the growing numbers of English learner students in Arizona, especially those who struggle to pass state English language arts and math content tests. This study followed three cohorts of English learner students in Arizona (kindergarten, grade 3, and grade 6) over six school…

Across Arizona and the United States, there is widespread interest in how to successfully educate the growing number of English language learner students in K-12 schools. Research suggests that a school may face challenges in effectively teaching its English language learner students--and closing the achievement gap with native English…