What reading level are Allan Zullo's books?

Allan Zullo's books in HootRated's catalog range from Grade 7 reading level, with the typical book landing at Grade 7. 5 rated titles by Allan Zullo, each with 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 are at Gentle or Mild intensity (100%) — appropriate for sensitive readers. 0 (0%) are rated Intense or Very Intense. Average content intensity across Allan Zullo's rated catalog is 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 two axes — reading level (text difficulty) and content intensity (emotional weight) — so parents of advanced readers or sensitive kids can pick what matches both dimensions, not just one.

Books by Allan Zullo

17 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

Level 5-6

Haunted Schools

Allan Zullo

Haunted Schools

Allan Zullo

Level 4-5

Haunted Kids "True Ghost Stories"

Allan Zullo

Haunted Kids "True Ghost Stories"

Allan Zullo

Level 4-5

Surviving Sharks and Other Dangerous Creatures

Allan Zullo

Surviving Sharks and Other Dangerous Creatures

Allan Zullo

Level 4-5

America's most haunted

Allan Zullo

America's most haunted

Allan Zullo

Level 3

War heroes

Allan Zullo

War heroes

Allan Zullo

Level 2

Bad pets

Allan Zullo

Bad pets

Allan Zullo

Level 7 Gentle

Bad pets

Allan Zullo

Bad pets

Allan Zullo

Level 6-7 Gentle

10 True Tales

Allan Zullo

10 True Tales

Allan Zullo

Level 4-5

Vietnam War Heroes (10 True Tales)

Allan Zullo

Vietnam War Heroes (10 True Tales)

Allan Zullo

Level 4-5

Bad pets

Allan Zullo

Bad pets

Allan Zullo

Level 7-8 Gentle

World War I Heroes

Allan Zullo

World War I Heroes

Allan Zullo

Level 4-5

UFO kids

Allan Zullo

UFO kids

Allan Zullo

Level 4-5

The Ten Creepiest Creatures in America

Allan Zullo

The Ten Creepiest Creatures in America

Allan Zullo

Level 3

Bad Pets

Allan Zullo

Bad Pets

Allan Zullo

Level 6-7 Gentle

Bad Pets

Allan Zullo

Bad Pets

Allan Zullo

Level 4-5

Bad Pets

Allan Zullo

Bad Pets

Allan Zullo

Level 6-7 Gentle

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.