Lunchables, the popular prepackaged meals aimed at kids and the time-pressed parents tasked with feeding them, have been a staple on school cafeteria tables for decades. But now, some of them won’t arrive from home in lunch sacks or boxes — the brand is offering a...

School districts around the country are drowning in students’ lunch debt. Three months after the federal government stopped providing free school meals to all public school students, some districts are reporting thousands of dollars in unpaid bills. In one district,...