The idea of making school lunches better and healthier has gathered steam in many parts of the nation in recent years, but not equally for every child, reports the New York Times. Schools with money and involved parents concerned about obesity and nutrition charged ahead, while poor and struggling districts, overwhelmed by hard times, mostly did not. This midsize city in northern Colorado, where 60 percent of the 19,500 students qualify for free or reduced-price meals, is trying to break the mold…