20 practical tips to navigate having two kids under two years old smoothly! Having two babies under two years old is a joyful experience, but it can definitely have its challenges too. Maybe you already have two under two, or maybe you're pregnant with a new baby on the way. Either way, to help you navigate this exciting phase of going from one kid to two more smoothly, I have compiled 20 practical tips that will make your life a little bit easier. From establishing routines