How Old Is Greg Heffley in the Latest Diary of a Wimpy Kid Book?
Discover Greg Heffley's age in the newest Diary of a Wimpy Kid book and learn why his age remains ambiguous throughout the series.
How Old Is Greg Heffley in Diary of a Wimpy Kid: The Deep End?
Discover Greg Heffley's age in 'The Deep End,' the 15th book of Diary of a Wimpy Kid, based on his grade and series events.