Parents these days not only must send their children to school with supplies for education, but also sanitation. With school budgets tighter than ever, districts are asking parents to provide such things as cotton balls, facial tissues, toilet paper, paper towels, Clorox wipes, baby wipes, hand sanitizers, garbage bags and liquid soap. “The first time I saw it, my mouth hit the floor,” Kristin Cooper of Moody, Alabama, told The New York Times about the list of supplies her child brought home from school.