It can be challenging to be organized when you have children. But this is only because, as a devoted parent, you want to be sure your child has everything they need to become happy, well-rounded adults some day. This usually means you'll be bringing your kids to extracurricular activities, play dates, fun events and family outings. It also typically means that over the years there will be a steady stream of school supplies, toys, new clothes and maybe even a musical instrument or two. So how can busy parents stay organized with kids?  Share A Calendar Depending on how you…