The long skeleton
Frances Louise Davis Lockridge
The long skeleton
Age Rating, Reading Level & Content Guide
A Mr. and Mrs. North Mystery
by Frances Louise Davis Lockridge
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
What secrets could a long skeleton hold in the bustling streets of New York? Imagine stepping into the shoes of Mr. and Mrs. North, clever private investigators who never back down from a mystery. But when this unusual case crosses their path, will they uncover the truth or stumble into danger?
Quick Assessment
This middle-grade mystery features Mr. and Mrs. North, a married couple working as private investigators in New York City. Suitable for ages 9 to 12, the story involves themes of teamwork, problem-solving, and suspense without graphic content. Parents can expect an engaging, age-appropriate mystery that encourages critical thinking.
Why we rated The long skeleton 9LE
The long skeleton is written at a Level 4-5 reading level across 190 pages. Strong independent readers around grade 5.5 can typically handle this book on their own; with parent or teacher support, The long skeleton works for readers up to grade 6.5.
We rate The long skeleton 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, The long skeleton explores mystery, family, and adventure — 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 mystery, family, 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
2/10A lighter read — great for independent enjoyment.
Book DNA
Multi-dimensional content fingerprint
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Details
Book Length
- ISBN
- 0891909095
- Pages
- 190
- Publisher
- Rivercity Press
- Published
- 1976
- Type
- Fiction