Pull out a 3×5 index card and look at the long edge that’s exactly 5 inches, and it’s one of ...

Picture yourself holding a picture frame at the store, or eyeing a gap behind the couch where you’re hoping a ...

You’re holding a box, trying to decide if a gift will fit inside without measuring anything. Or you’ve just reeled ...

Hold a dinner plate up next to a stack of mail and a record sleeve, and you’ve basically got a ...

Say a product listing tells you something is 9 inches long, or a recipe calls for a 9-inch pan, and ...