Well I can't think of anything else it could be used for!

OH MY GOD that's so cute!

I guess you could say he's really using his head

That's one way to do it.

I like ligitly laughed at this. Not the little-bit-of-extra-air-coming-out-of-your-nose laugh, but an i-think-i-scared-my-baby-brother laugh

He's a genius!