In the Keep of Time
Margaret Jean Anderson
In the Keep of Time
Age Rating, Reading Level & Content Guide
In the Keep of Time #1
by Margaret Jean Anderson
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 gentle with no concerning themes.
We may earn a commission from these links. Bookshop.org supports independent bookstores with every purchase.
About This Book
Time travel isn’t just a story—these four kids prove it’s real when they slip through an ancient Scottish tower and land in both the past and the future. Their adventure unravels mysteries that could change everything they thought they knew about history. But why did this tower hold the key to time itself?
Quick Assessment
This middle-grade fiction follows four children who travel through time by exploring an ancient Scottish tower, experiencing both historical and futuristic settings. The book blends adventure with educational elements about Scotland’s history between 1057 and 1603, making it age-appropriate for readers aged 9 to 12. There is no notable content that would concern parents, and the story encourages curiosity about history and time.
Why we rated In the Keep of Time 9LT
In the Keep of Time is written at a Level 4-5 reading level across 172 pages. Strong independent readers around grade 5.5 can typically handle this book on their own; with parent or teacher support, In the Keep of Time works for readers up to grade 6.5.
We rate In the Keep of Time as 9LT ("Light — Thematic") because the content sits in the "Gentle" range — no conflict beyond everyday childhood experiences. Across our four dimensions (emotional, physical, social, thematic) the book reads as evenly gentle; no single dimension stands out as a concern.
No specific content flags were raised by community reviewers, which is consistent with the gentle intensity score.
Thematically, In the Keep of Time explores adventure, historical, fantasy world-building, science & nature, 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 adventure, historical, fantasy world-building.
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
9LT — Light — ThematicNo conflict beyond everyday childhood experiences. Safe for sensitive readers.
Was our "Gentle" 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
Similar Books
Based on content and theme analysis
Book Of Time
Guillaume Prévost
Book Of Time
Guillaume Prévost
Timekeepers
S. J. King
Timekeepers
S. J. King
History Keepers
Damian Dibben
History Keepers
Damian Dibben
Keeping Time Through the Ages
Janey Levy
Keeping Time Through the Ages
Janey Levy
Time travel
Hamilton, John
Time travel
Hamilton, John
The Time Trap
Leo P. Kelley
The Time Trap
Leo P. Kelley
Details
Book Length
- ISBN
- 9780590053792
- Pages
- 172
- Publisher
- Knopf Books for Young Readers
- Published
- 1977
- Type
- Fiction