Chances are, when you're preparing your son or daughter for their first day at summer camp, you're thinking of the essentials: snacks? Check. Sunblock? Check. Swimsuit and floaties? Check and check. But if you're like most parents and also thinking of a zillion other things (like your own job, perhaps? How and when you're going to get all the shopping and laundry done?), then check this handy, quick list of our 7 categories of absolute summer camp packing must-haves.