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Diary of a Wimpy Kid · Book 12

Diary of a Wimpy Kid: Old School

by Jeff Kinney
Published
3 November 2015
Pages
221
ISBN-13
9781419720482
Type
novel
Buy on Amazon All Diary of a Wimpy Kid books in order
Cover of Diary of a Wimpy Kid: Old School

About this book

Old School, the tenth novel, was published November 2015, continuing Greg Heffley's diary-and-cartoon account of his parents', brother Rodrick's, and best friend Rowley's roles in his ongoing misadventures. It runs 221 pages.

Key facts about Diary of a Wimpy Kid: Old School

Jeff Kinney wrote Diary of a Wimpy Kid: Old School, a novel on our list. It has been out since 3 November 2015. The book has 221 pages.

We list 3 editions of this novel. Since each edition has its own ISBN, search for 9781419720482 to find the main one.

Diary of a Wimpy Kid: Old School is book 12 of 23 in the Diary of a Wimpy Kid series. The series has 23 published books. However, the series starts with Diary of a Wimpy Kid (2007). Diary of a Wimpy Kid: Partypooper is the latest book in the series with a full release date, out on 21 October 2025.

Additionally, Jeff Kinney writes Rowley Jefferson (Awesome Friendly Kid) as a separate series. Those series sit on our humor shelf. Meanwhile, Rowley Jefferson's Awesome Friendly Spooky Stories 2 is the latest published Jeff Kinney book on file, from 11 August 2026.

About Jeff Kinney

Jeff Kinney is an American author and cartoonist best known for creating Diary of a Wimpy Kid, the wildly popular illustrated middle-grade series narrated by Greg Heffley, a wry, self-deprecating middle-schooler navigating the everyday humiliations of school, family, and friendship. See every Jeff Kinney book in order.

Its place in Diary of a Wimpy Kid

Diary of a Wimpy Kid: Old School is book 12 in the Diary of a Wimpy Kid series. It follows Diary of a Wimpy Kid: The Long Haul. It is followed by Diary of a Wimpy Kid: Double Down. See the full Diary of a Wimpy Kid reading order.

Greg Heffley is a scrawny, scheming middle-schooler convinced that fame and popularity are just one clever plan away, and that everyone around him -- his slobby older brother Rodrick, his well-meaning but oblivious parents, his loyal best friend Rowley -- is somehow standing in his way. Told entirely through Greg's own diary entries and Jeff Kinney's scribbly cartoon drawings, each book follows a school year (or a summer, or a holiday) of Greg's misadventures: failed money-making schemes, gross-out mishaps…

Editions

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