Stupendous Adventures of Mighty Marty Hayes
Lora Hyler
Stupendous Adventures of Mighty Marty Hayes
Age Rating, Reading Level & Content Guide
by Lora Hyler
The text is written at a 4th 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
Marty and Christopher dash through the hallways of Windsor Middle, clutching secret data on gene editing. Suddenly, a shadowy drone whirs overhead, and the school bully, Wade, is acting stranger than ever—like he has superpowers! Can Marty and his friends stop the villains before their mission is lost forever?
Quick Assessment
This middle-grade fiction follows Marty, Christopher, and Aisha as they navigate a thrilling adventure involving gene editing technology and emerging superpowers. Set in a school environment with themes of friendship and teamwork, the story includes mild peril and fantasy elements suitable for ages 9-12. Parents should note the presence of a school bully and some suspenseful moments but no graphic content.
Why we rated Stupendous Adventures of Mighty Marty Hayes 9LE
Stupendous Adventures of Mighty Marty Hayes is written at a Level 4-5 reading level. Strong independent readers around grade 5.5 can typically handle this book on their own; with parent or teacher support, Stupendous Adventures of Mighty Marty Hayes works for readers up to grade 6.5.
We rate Stupendous Adventures of Mighty Marty Hayes as 9LE ("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, Stupendous Adventures of Mighty Marty Hayes explores friendship, science & nature, adventure, mystery, and fantasy world-building — 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 friendship, science & nature, adventure.
Maybe not for
- ! Readers looking for something heavier — this is a gentle, low-stakes story by design.
For Parents
Content Intensity
9LE — 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
1/10A lighter read — great for independent enjoyment.
Book DNA
Multi-dimensional content fingerprint
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Details
- ISBN
- 9781595985897
- Publisher
- Henschelhaus Publishing, Incorporated
- Published
- 2018
- Type
- Fiction