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  For years, scientists and parents alike have touted the benefits of introducing babies to two languages: Bilingual experience has been shown to improve cognitive abilities, especially problem-solving. And for infants raised in households where two languages are spoken, that bilingual learning happens almost effortlessly. But how can babies in monolingual households develop such skills? “As researchers studying early language development, we often hear from parents who are eager to provide their child with an opportunity to learn another language,…

Many brain studies show that bilingual adults have more activity in areas associated with executive function, a set of mental abilities that includes problem-solving, shifting attention and other desirable cognitive traits. Now new findings reveal that this bilingualism-related difference in brain activity is evident as early as 11 months of age, just as babies are on the verge of producing their first words. “Our results suggest that before they even start talking, babies raised in bilingual households are getting practice…