The Girl with the Windup Heart (The Steampunk Chronicles Series, Book 4)
Kady Cross
The Girl with the Windup Heart (The Steampunk Chronicles Series, Book 4)
Age Rating, Reading Level & Content Guide
by Kady Cross
The text is written at a 7th grade reading level, the subject matter is intended for middle graders (ages 9–12), and the content is mild with minimal sensitive material.
We may earn a commission from these links. Bookshop.org supports independent bookstores with every purchase.
About This Book
What if you were part machine and part human, searching for your own place in a world full of secrets? Imagine diving into a mysterious, steampunk London where danger lurks in every shadow and a friend is trapped by a ruthless enemy. Can Mila and Finley Jane outsmart the Machinist before it’s too late?
Themes
Quick Assessment
Set in a richly imagined steampunk version of 1897 London, this middle-grade fantasy follows Mila, a part-automaton girl seeking independence, and her friend Finley Jane, who risks everything to rescue Griffin King from a sinister villain known as the Machinist. Suitable for ages 9-12, the story blends adventure and fantasy with themes of friendship, identity, and bravery. Parents should note the presence of mild peril and some suspenseful moments.
Why we rated The Girl with the Windup Heart (The Steampunk Chronicles Series, Book 4) 12LE
The Girl with the Windup Heart (The Steampunk Chronicles Series, Book 4) is written at a Level 7 reading level across 317 pages. Strong independent readers around grade 8.0 can typically handle this book on their own; with parent or teacher support, The Girl with the Windup Heart (The Steampunk Chronicles Series, Book 4) works for readers up to grade 9.0.
We rate The Girl with the Windup Heart (The Steampunk Chronicles Series, Book 4) as 12LE ("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, The Girl with the Windup Heart (The Steampunk Chronicles Series, Book 4) explores fantasy, adventure, friendship, coming of age, and steampunk — 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, adventure, friendship.
Maybe not for
- ! Readers whose emotional readiness lags behind their decoding skills — this book's intensity outruns its reading level, a classic "gifted kid" mismatch.
- ! Reluctant readers who need a fast hook — the pacing here rewards patience.
For Parents
Content Intensity
12LE — Light — EmotionalLight 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
2/10A lighter read — great for independent enjoyment.
Book DNA
Multi-dimensional content fingerprint
Similar Books
Based on content and theme analysis
Mechanica
Betsy Cornwell
Mechanica
Betsy Cornwell
Clockwork, or All wound up
Philip Pullman
Clockwork, or All wound up
Philip Pullman
Girl in the Clockwork Collar
Kady Cross
Girl in the Clockwork Collar
Kady Cross
Cogheart
Peter Bunzl
Cogheart
Peter Bunzl
Steampunk Detective
Darrell Pitt
Steampunk Detective
Darrell Pitt
Steampunk
Zdenko Basic
Steampunk
Zdenko Basic
Details
Book Length
- ISBN
- 9780373211449
- Pages
- 317
- Publisher
- Harlequin Teen
- Published
- 2016
- Type
- Fiction