I came up with this fun perimeter game for kids after I had this conversation with a 4th grader: ME: What’s perimeter? 4th GRADER: It’s where when two sides are the same, then you um, I mean you times them by two. ME: Ok…I see where you’re going with that. But what does it mean, the perimeter of something? 4th GRADER: I know, but I can’t really explain it. This girl had