Sir Thursday (The Keys to the Kingdom, #4)
by Garth Nix
Sir Thursday by Garth Nix holds a well received rating of 3.94 out of 5, based on 17.6K reader ratings. First published in 2006. The book spans 344 pages.
About Sir Thursday
The stellar fourth book in Garth Nix's masterpiece series... now in paperback! On the fourth day there was war... Following their adventures in the Border Sea, Arthur and Leaf head for home. But only Leaf gets through the Front Door. Arthur is blocked because someone . . . or something . . . has assumed his identity and is taking over his life. Before Arthur can take action, he is drafted by Sir Thursday and forced to join the Glorious Army of the Architect. While Leaf tries to banish Arthur's doppleganger on earth, Arthur must survive his basic training, avoid getting posted to the Front and work out how he can free Part Four of the Will....
| Detail | Value |
|---|---|
| Author | Garth Nix |
| Published | 2006 |
| Pages | 344 |
| Genres | Fantasy, Young Adult, Fiction |
| Average Rating | 3.94 / 5.00 |
| Total Ratings | 17,624 |
Reader Ratings & Analysis
Rating Overview
How It Compares
Frequently Asked Questions
What genre is Sir Thursday?
Sir Thursday is categorized as Fantasy, Young Adult, Fiction. Its primary genre classification is Fantasy.
Is Sir Thursday worth reading?
Based on 17.6K reader ratings, Sir Thursday has an average score of 3.94 out of 5.00, which is considered "Well Received."
How many pages is Sir Thursday?
Sir Thursday has 344 pages.
Who wrote Sir Thursday?
Sir Thursday was written by Garth Nix. It was first published in 2006.
What is the ISBN for Sir Thursday?
The ISBN-13 for Sir Thursday is 9780439436570.0.
Data sourced from community book ratings and reviews. Last updated: April 14, 2026




