I have no idea how to become successful in children's tv programming today other than to say that whereever you find that rare animal being pursued, insert yourself into its environment; get in the door in any position and work from within.
Everyone in my family is an artist in some capacity whether they're musicians, painters, or sculptors, so it's in their blood.
With acting, I've always gotten by in life acting in situations. I'm a small person. I didn't have a chance to be a bully. But I could always act myself out of tough situations.