HootRated mascot HootRated

The case of the missing mom

Steve Brezenoff

Cover of The case of the missing mom

The case of the missing mom

Age Rating, Reading Level & Content Guide

by Steve Brezenoff

Illustrated by Weber, Lisa K., illustrator

Reading Level 4-5 9LE Ages 9-12 Balanced Read

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.

We may earn a commission from these links. Bookshop.org supports independent bookstores with every purchase.

About This Book

Wilson Kipper ducks behind a towering dinosaur skeleton as footsteps echo down the dark museum halls. The shipment of dinosaur bones has vanished without a trace, and his mother is missing too. Just as Wilson uncovers a secret passage, a shadow moves—who's really behind the mystery?

Quick Assessment

This middle-grade mystery follows Wilson Kipper as he searches for his missing mother and fellow paleontologists after dinosaur bones disappear from the Capitol City Natural History Museum. Suitable for ages 9-12, the story encourages problem-solving and adventure within a safe, age-appropriate setting. There is mild suspense but no graphic content, making it a good choice for young readers interested in detective stories and natural history.

Why we rated The case of the missing mom 9LE

The case of the missing mom is written at a Level 4-5 reading level across 120 pages. Strong independent readers around grade 5.5 can typically handle this book on their own; with parent or teacher support, The case of the missing mom works for readers up to grade 6.5.

We rate The case of the missing mom 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 case of the missing mom explores mystery, adventure, family, 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.
  • Kids drawn to stories about mystery, adventure, family.

Maybe not for

  • ! Readers looking for something heavier — this is a gentle, low-stakes story by design.

For Parents

Content Intensity

9LE — Light — Emotional
Emotional
Light
Physical
Light
Social
Clear
Thematic
Clear

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

3/10

A steady, thoughtful read that rewards patient readers.

Discussion Potential

2/10

A lighter read — great for independent enjoyment.

Book DNA

Multi-dimensional content fingerprint

Vocabulary Level
4
Emotional Weight
4
Theme Richness
5
World Scope
1
Data Confidence
7

Similar Books

Based on content and theme analysis

See all books like this →

Details

Book Length

120 pages
ISBN
9781496525178
Pages
120
Publisher
Capstone
Published
2016
Type
Fiction

Genres

Subjects

Detective and Mystery StoriesMothersNatural History MuseumsMusemsDinosaursMissing PersonsBest FriendsCriminal InvestigationFriendshipMystery and Detective Stories