This study was supported by contracts between the National Academy of Sciences and the Administration for Children and Families of the U.S. Department of Health and Human Services (HHSP233201400020B, ...

Add Yahoo as a preferred source to see more of our stories on Google. A young girl practices her English through online school. (Dania Maxwell / Los Angeles Times) Not speaking English is a figurative ...

Este artículo está disponible en español. Léelo en español. Walk into almost any school in California, and you’ll notice conversations happening in several languages. This is one of the state’s ...