Expensive, maybe, but I see child-care groups in downtown Washington, DC, fairly regularly--three-year-olds with a hand on a rope, grownups in front and back. I

Expensive, maybe, but I see child-care groups in downtown Washington, DC, fairly regularly--three-year-olds with a hand on a rope, grownups in front and back. I could walk in fifteen minutes past two day-care centers.