Books by Allan Zullo
26 books by Allan Zullo, rated for reading level and content intensity.
Allan Zullo has 5 rated books in HootRated's catalog spanning Grade 7 reading level. The typical Allan Zullo book lands at Grade 7, with average content intensity 1/5. Most Allan Zullo titles fall within the Bad Pets series.
Reading level alone doesn't tell parents whether a Allan Zullo book is right for a child. 100% of Allan Zullo'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.
Haunted schools
Allan Zullo
Haunted schools
Allan Zullo
Haunted Schools
Allan Zullo
Haunted Schools
Allan Zullo
The dog who caught the crook-- and other incredible true dog tales
Allan Zullo
The dog who caught the crook-- and other incredible true dog tales
Allan Zullo
Survivors
Allan Zullo
Survivors
Allan Zullo
Haunted Kids "True Ghost Stories"
Allan Zullo
Haunted Kids "True Ghost Stories"
Allan Zullo
Surviving Sharks and Other Dangerous Creatures
Allan Zullo
Surviving Sharks and Other Dangerous Creatures
Allan Zullo
America's Most Haunted
Allan Zullo
America's Most Haunted
Allan Zullo
America's most haunted
Allan Zullo
America's most haunted
Allan Zullo
War heroes
Allan Zullo
War heroes
Allan Zullo
Bad pets
Allan Zullo
Bad pets
Allan Zullo
Miracle pets
Allan Zullo
Miracle pets
Allan Zullo
Bad pets
Allan Zullo
Bad pets
Allan Zullo
10 True Tales
Allan Zullo
10 True Tales
Allan Zullo
Vietnam War Heroes (10 True Tales)
Allan Zullo
Vietnam War Heroes (10 True Tales)
Allan Zullo
World War I heroes
Allan Zullo
World War I heroes
Allan Zullo
Bad pets
Allan Zullo
Bad pets
Allan Zullo
Vietnam War Heroes
Allan Zullo
Vietnam War Heroes
Allan Zullo
World War I Heroes
Allan Zullo
World War I Heroes
Allan Zullo
UFO kids
Allan Zullo
UFO kids
Allan Zullo
The ten creepiest places in America
Allan Zullo
The ten creepiest places in America
Allan Zullo
The Ten Creepiest Creatures in America
Allan Zullo
The Ten Creepiest Creatures in America
Allan Zullo
Bad Pets
Allan Zullo
Bad Pets
Allan Zullo
Bad Pets
Allan Zullo
Bad Pets
Allan Zullo
Bad Pets
Allan Zullo
Bad Pets
Allan Zullo
World War II Heroes
Allan Zullo
World War II Heroes
Allan Zullo
Heroes Of 9/11
Allan Zullo
Heroes Of 9/11
Allan Zullo
Questions about Allan Zullo's books
- What reading level are Allan Zullo's books?
- Allan Zullo's rated books range from Grade 7, 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 Allan Zullo's books appropriate for sensitive readers?
- 5 of Allan Zullo's 5 rated books (100%) are at Gentle or Mild intensity — safe for sensitive readers. 0 (0%) are rated Intense or Very Intense. Average intensity: 1/5.
- What age are Allan Zullo's books appropriate for?
- Allan Zullo's rated books target Ages 9–12. HootRated rates each book on reading level and content intensity — match both dimensions, not just one.