D.C. public schools made outsize gains in mathematics during the past six years, according to a federal report card released Tuesday that shows the city school system, long derided as one of the nation's worst, is progressing faster than most of its urban peers. -
D.C. schools show big gains in national math tests
D.C. public schools made outsize gains in mathematics during the past six years, according to a federal report card released Tuesday that shows the city school system, long derided as one of the nation's worst, is progressing faster than most of its urban peers.-
By Nick Anderson and Bill Turque