Books by John Scalzi
7 books by John Scalzi, rated for reading level and content intensity.
John Scalzi has 6 rated books in HootRated's catalog spanning Grade 5–8 reading level. The typical John Scalzi book lands at Grade 7, with average content intensity 3/5. Most John Scalzi titles fall within the Old Man's War series.
Reading level alone doesn't tell parents whether a John Scalzi book is right for a child. 0% of John Scalzi's rated titles are at Gentle or Mild intensity — appropriate for sensitive readers or kids reading ahead of their emotional readiness. 0% are rated Intense or Very Intense. The intensity badges below (green → red) help you match books to your child's emotional readiness, not just their reading ability. See our methodology for how we rate.
The Ghost Brigades
John Scalzi
The Ghost Brigades
John Scalzi
The Last Colony
John Scalzi
The Last Colony
John Scalzi
The human division
John Scalzi
The human division
John Scalzi
Redshirts: A Novel with Three Codas
John Scalzi
Redshirts: A Novel with Three Codas
John Scalzi
Old Man’s War
John Scalzi
Old Man’s War
John Scalzi
The End of All Things
John Scalzi
The End of All Things
John Scalzi
Zoe’s Tale
John Scalzi
Zoe’s Tale
John Scalzi
Questions about John Scalzi's books
- What reading level are John Scalzi's books?
- John Scalzi's rated books range from Grade 5–8, with the typical book at Grade 7. Each title has a separate content intensity score so parents can choose by emotional readiness, not just text difficulty.
- Are John Scalzi's books appropriate for sensitive readers?
- 0 of John Scalzi's 6 rated books (0%) are at Gentle or Mild intensity — safe for sensitive readers. 0 (0%) are rated Intense or Very Intense. Average intensity: 3/5.
- What age are John Scalzi's books appropriate for?
- John Scalzi's rated books target Ages 12+. HootRated rates each book on reading level and content intensity — match both dimensions, not just one.