Diary of a Wimpy Kid: Fight or Flight (Book 21)

When the going gets tough, what’s a wimpy kid to do? In Fight or Flight, Greg Heffley faces his biggest challenge yet as he becomes a target for the school bully. Luckily for Greg, his best friend, Rowley Jefferson, takes karate, offering some support. However, an unexpected twist means Greg is facing an uphill battle. Will Greg step into the ring or throw in the towel? This installment promises to be a knockout!

Key Features & Highlights

• The next hilarious book in the #1 bestselling Diary of a Wimpy Kid series.
• Features Greg Heffley facing a major challenge involving a school bully.
• Written and illustrated by Jeff Kinney.
• Recommended reading age: 7 - 12 years.

Collect the Series

Don't miss the other books in the #1 bestselling Diary of a Wimpy Kid series, including:

• Diary of a Wimpy Kid (#1)
• Rodrick Rules (#2)
• The Last Straw (#3)
• Dog Days (#4)
• The Ugly Truth (#5)
• Cabin Fever (#6)
• The Third Wheel (#7)
• Hard Luck (#8)
• The Long Haul (#9)
• Old School (#10)
• Double Down (#11)
• The Getaway (#12)
• The Meltdown (#13)
• Wrecking Ball (#14)
• The Deep End (#15)
• Big Shot (#16)
• Diper Överlöde (#17)
• No Brainer (#18)
• Hot Mess (#19)
• Partypooper (#20)
• Fight or Flight (#21)

Also explore the world from Rowley Jefferson's perspective in the Awesome Friendly books.

Specifications

• Author/Illustrator: Kinney, Jeff
• Binding: Hardcover
• Language: English
• Print Length: 224 pages
• Dimensions: 13.2 x 2.5 x 20.4 cm
• Weight: 500 g
• ISBN-10: 0241745217
• ISBN-13: 978-0241745212
• Publication Date: October 20, 2026

Dive into the latest installment of Greg Heffley's hilarious misadventures with this hardcover edition from Puffin.