1.   For some TV-script writers, it has become a childish game to see how many naughty words they can get away with.

2.   Politics, he said, is a childish game of promise-making and name-calling, an annoying burble that only clogs up prime-time television each fall.

3.   This is not a childish game in which excuses disguise everything.

4.   To the casual observer, this might seem like a childish game of cat-and-mouse, but instant messaging means big business.