As parents of 3 kids, Kristi and I find one of the biggest parts of what makes raising kids challenging is the sheer logistics of it all — from soccer practice to music lessons, parent-teacher conferences to birthday parties. Heck, just getting them ready in the morning is an exercise in logistical planning and execution worthy of a battalion commander. While there are no simple answers, here are some tips and tricks that can help keep you sane. 1. One calendar unites all. En