New York's John F. Kennedy International Airport is among the busiest in the country: More than 1,000 flights touch down and take off each day. More than 50 million passengers hurry through its gates each year.
But something else is happening, too.
Not far from the waxed floors of the terminals and the automated voice proclaiming the end of the moving walkway, there's a school. And a classroom that has six wheels, two wings and a tail. It is a Boeing 727, parked on the tarmac near the hangars and warehouses.