My pencil is longer than my pen. My pen is longer than my crayon. Which is the shortest?
The orange arrows show the length of each object. If we draw a line across from the top of each object, this helps us to compare their lengths.
The pencil is longer than the pen. The pen is longer than the crayon. The pencil is the longest, and the crayon is the shortest. The answer to the question which is the shortest is the crayon.