"Today's learner is tomorrow's leader." The motto of Public School 220, which nestles beside the Long Island Expressway in Queens, New York, would do nicely for most New Americans. Sooner or later, everything seems to come down to education. But many of the other notes pinned on the boards—sample: "Snowflakes are different, and so are we"—hint at the challenges of trying to teach students who between them speak 26 foreign languages at home.
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