Despite feeling under the weather, Alex has spent all day moving from a sitting position to a hands-and-knees crawling position. Then she doesn't know what to do next.

I am sure you know enough to not be in too much of a hurry for her to start crawling. Because when she does, it'll be ooooh boy, Katie bar the door. Parenthood will suddenly feel very different when your child now has the capability of escaping from you.