Cardboard
Doug TenNapel
Cardboard
Age Rating, Reading Level & Content Guide
a Graphic Novel
by Doug TenNapel
The text is written at a 6th grade reading level, the subject matter is intended for middle graders (ages 9–12), and the content is mild with minimal sensitive material.
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About This Book
Cam and his dad fold a cardboard box into a man, but then it blinks and moves! Suddenly, creatures made of cardboard start appearing everywhere—some friendly, some terrifying. Just when things seem out of control, Marcus, the neighborhood bully, twists the magic for his own dark plans—what will happen next?
Themes
Quick Assessment
This middle-grade fantasy novel follows Cam, a boy whose birthday gift—a simple cardboard box—comes to life through magic. As cardboard creatures emerge, Cam faces challenges from a local bully who uses the magic for harm. Suitable for ages 9-12, the story includes themes of creativity, courage, and friendship with mild fantasy peril.
Why we rated Cardboard 11LP
Cardboard is written at a Level 6 reading level across 291 pages. Strong independent readers around grade 7.0 can typically handle this book on their own; with parent or teacher support, Cardboard works for readers up to grade 8.0.
We rate Cardboard as 11LP ("Light — Physical") because the content sits in the "Mild" range — mild conflict — the kind a child encounters in normal play and sibling life. Across our four dimensions (emotional, physical, social, thematic) the book reads as evenly mild; no single dimension stands out as a concern.
No specific content flags were raised by community reviewers, which is consistent with the mild intensity score.
Thematically, Cardboard explores fantasy world-building, adventure, friendship, heroes, and magic — these threads give the book room to mean different things to different readers.
Good fit for
- ✓ Children in the Ages 9-12 range — the maturity and attention span match the story's pacing.
- ✓ Patient readers who enjoy slower, character-driven stories.
- ✓ Kids drawn to stories about fantasy world-building, adventure, friendship.
Maybe not for
- ! Reluctant readers who need a fast hook — the pacing here rewards patience.
For Parents
Content Intensity
11LP — Light — PhysicalLight conflict or tension. Mild peril resolved quickly.
Was our "Mild" content intensity rating accurate for this book?
Reading Insights
Hook Factor
2/10A steady, thoughtful read that rewards patient readers.
Discussion Potential
1/10A lighter read — great for independent enjoyment.
Book DNA
Multi-dimensional content fingerprint
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Details
Book Length
- ISBN
- 9780545512374
- Pages
- 291
- Publisher
- Scholastic Inc.
- Published
- 2013
- Type
- Fiction