Elliott: Mom, where's my blue thing wis the numbers?
Me: Which blue thing?
E: The on wis the numbers.
M: What thing with numbers?
E:The blue one!
M: I don't know what you are talking about.
E: I'm talking about the blue thing!
M: What else do you use it for?
E: It's the blue thing....that measures...
M: Oh the ruler. It's on the back of the couch, wrapped in a sock.
E: Oh! There it is!
Stumbling out of his bedroom at 7:15 a.m.:
E: Hey mom, how long did you sleep?
M: I don't know, buddy, I guess about 9 hours.
E: I sleeped this long (holds up a ruler and points to the five inch mark). Is that a long time?
David: should we explain the difference between length and time?
M: oh, please not yet.