Andrew: Dad, do you know what I'm gonna be when I grow up?
Dad: No, what do you want to be?
Andrew: A science test.
Dad (chuckling a little): A what?
Andrew: A science test!
Dad (laughing a little harder: Tell me what you mean.
Andrew: You know, I wanna study bugs and stuff.
Dad (laughing too hard to speak): Heeeehaaaheeehaaaheeehaaaa.
Mom: Do you mean a scientist?
Andrew: Yes. I'm going to be a science test.