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Sealed with a secret

Lisa Schroeder

Cover of Sealed with a secret

Sealed with a secret

Age Rating, Reading Level & Content Guide

by Lisa Schroeder

Reading Level 6 11LE Ages 9-12 Balanced Read

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

The faint scent of old paper and lavender drifts from a delicate Cartier compact, hiding a secret from long ago. Phoebe’s fingers tremble as she unfolds a letter penned during World War II, promising a magical treasure hunt across London. But with her sister Alice drifting away, this spell might be the only way to bring them back together.

Quick Assessment

This middle-grade novel follows Phoebe as she discovers a mysterious letter from World War II inside a vintage makeup compact, leading her on a magical treasure hunt around London. The story explores themes of family bonds and change, particularly the emotional challenges of an older sibling leaving for university. Suitable for ages 9-12, it gently touches on family dynamics and historical elements without intense content.

Why we rated Sealed with a secret 11LE

Sealed with a secret is written at a Level 6 reading level across 217 pages. Strong independent readers around grade 7.0 can typically handle this book on their own; with parent or teacher support, Sealed with a secret works for readers up to grade 8.0.

We rate Sealed with a secret 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, Sealed with a secret explores family, adventure, magic, and historical — 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 family, adventure, magic.

Maybe not for

  • ! Reluctant readers who need a fast hook — the pacing here rewards patience.

For Parents

Content Intensity

11LE — Light — Emotional
Emotional
Light
Physical
Clear
Social
Clear
Thematic
Light

Light conflict or tension. Mild peril resolved quickly.

Data confidence: standard

Was our "Mild" content intensity rating accurate for this book?

Reading Insights

Hook Factor

2/10

A steady, thoughtful read that rewards patient readers.

Discussion Potential

3/10

A lighter read — great for independent enjoyment.

Book DNA

Multi-dimensional content fingerprint

Vocabulary Level
5
Emotional Weight
4
Theme Richness
4
World Scope
5
Data Confidence
7

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Details

Book Length

217 pages
ISBN
9780545907347
Pages
217
Publisher
Scholastic Press
Published
2016
Type
Fiction

Genres

Subjects

Treasure HuntMagicFamily LifeAntiquesSistersFamiliesEnglandLondon

Places

EnglandLondon (England)