Footprints Under the Window (Hardy Boys, Book 12)
Franklin W. Dixon
Footprints Under the Window (Hardy Boys, Book 12)
Age Rating, Reading Level & Content Guide
by Franklin W. Dixon
Illustrated by J. Clemens Gretta
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
There’s a secret spy ring trying to stop the United States space program, and Frank and Joe Hardy are the only ones who know. They’re diving into danger to uncover clues that could change everything—but that’s only the beginning.
Quick Assessment
This middle-grade mystery follows brothers Frank and Joe Hardy as they work to uncover a dangerous espionage ring targeting the U.S. space program. Suitable for ages 9-12, the story combines suspense and detective work without graphic content, making it an engaging yet age-appropriate read for young mystery fans.
Why we rated Footprints Under the Window (Hardy Boys, Book 12) 11LE
Footprints Under the Window (Hardy Boys, Book 12) is written at a Level 6 reading level across 212 pages. Strong independent readers around grade 7.0 can typically handle this book on their own; with parent or teacher support, Footprints Under the Window (Hardy Boys, Book 12) works for readers up to grade 8.0.
We rate Footprints Under the Window (Hardy Boys, Book 12) as 11LE ("Light — Emotional") 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, Footprints Under the Window (Hardy Boys, Book 12) explores mystery, adventure, friendship, and family — 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.
- ✓ Kids drawn to stories about mystery, adventure, friendship.
Maybe not for
- ! Readers looking for something heavier — this is a gentle, low-stakes story by design.
For Parents
Content Intensity
11LE — Light — EmotionalLight conflict or tension. Mild peril resolved quickly.
Was our "Mild" content intensity rating accurate for this book?
Reading Insights
Hook Factor
3/10A steady, thoughtful read that rewards patient readers.
Discussion Potential
2/10A lighter read — great for independent enjoyment.
Book DNA
Multi-dimensional content fingerprint
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Details
Book Length
- ISBN
- 9781557092700
- Pages
- 212
- Publisher
- Applewood Books
- Published
- April 1, 2001
- Type
- Fiction