Though it might not seem like it, "six seven" is almost on its way out of tween and teen vocabulary. That's likely because adults and younger kids started having fun with the slang, too. So, in ...

A new number is making the rounds in kid culture, and no, it doesn't mean what you think. By now, the phrase "six seven" can be heard around the world. Kids have scribbled it on their desks, fought to ...