Dark tide
Jennifer Donnelly
Dark tide
Age Rating, Reading Level & Content Guide
by Jennifer Donnelly
The text is written at a 8th grade reading level, the subject matter is intended for middle graders (ages 9–12), and the content has moderate intensity with some emotionally heavy themes.
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About This Book
What if the ocean held secrets darker than you ever imagined? Imagine Astrid hiding a secret so big it could change everything, Ling finding bravery where hope seems lost, and Serafina gathering friends for an epic underwater battle. The fate of their magical world hangs in the balance—who will stand strong when the tide turns?
Themes
Quick Assessment
Dark Tide is a middle-grade fantasy novel that explores themes of courage, friendship, and the battle between good and evil through the intertwined stories of three girls. Suitable for ages 9-12, it includes supernatural elements like mermaids and magic, and touches on adversity in settings such as a prison camp. The story encourages resilience and teamwork while presenting complex challenges appropriate for upper elementary and middle school readers.
Why we rated Dark tide 12ME
Dark tide is written at a Level 8 reading level across 415 pages. Strong independent readers around grade 9.0 can typically handle this book on their own; with parent or teacher support, Dark tide works for readers up to grade 10.0.
We rate Dark tide as 12ME ("Moderate — Emotional") because the content sits in the "Moderate" range — moderate conflict that may involve loss, scary scenes, or interpersonal stakes. The strongest signals come from emotional weight, thematic difficulty — these are the dimensions parents should evaluate against their reader's tolerance.
No specific content flags were raised by community reviewers, which is consistent with the moderate intensity score.
Thematically, Dark tide explores mermaids, magic, supernatural, good and evil, and friendship — 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 mermaids, magic, supernatural.
Maybe not for
- ! Readers who get easily upset by emotional or moderately dark scenes — the conflict here is real, not just background flavor.
- ! Reluctant readers who need a fast hook — the pacing here rewards patience.
For Parents
Content Intensity
12ME — Moderate — EmotionalReal stakes and emotional weight. May include sustained danger, loss, or bullying.
Was our "Moderate" 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
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Details
Book Length
- ISBN
- 9781444929515
- Pages
- 415
- Publisher
- Hodder Children's Books
- Published
- 2015
- Type
- Fiction