Babysitting your grandkids for the week? That time together can be so rewarding, but it also comes with some responsibilities and surprises. We’re sharing three things you and your kids can do to make your big visit go as smoothly as possible.  To support more content like this, become an AARP member at aarp.org. And don’t forget to subscribe for more tips and tricks to help make your life a little easier — and happier!