Giving Lessons in Traffic Safety at Middle Schools.

At 2:58 each weekday afternoon, the adults brace for traffic chaos at Florence Nightingale Middle School. The bell sounds, and children dash to the left and right. Some bounce basketballs as they make their way to waiting cars -- some parked illegally -- backpacks swing perilously from side to side, and many pile into Metro buses idling two lanes deep. School administrators in bright orange vests move their charges gingerly through a crosswalk as the children try to hurl themselves toward burger joints across the street. [ABSTRACT FROM PUBLISHER]