Undercover Kid
Ronald Kidd
Undercover Kid
Age Rating, Reading Level & Content Guide
Tuna Surprise
by Ronald Kidd
Illustrated by Andy Sklar
The text is written at a 2nd grade reading level, the subject matter is intended for younger children (ages 5–8), 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
Maggie Murphy crouches behind a bush, eyes fixed on the suspicious shadow near Mr. Kling's shop. Her heart races as the mysterious figure reaches for the tuna fish—who could it be? Just as she steps forward to catch the thief, something unexpected happens.
Quick Assessment
This humorous early reader follows eight-year-old Maggie Murphy, who is fascinated by spying and mystery-solving. When her grandfather visits with a special invention, Maggie uses it to investigate a local crime involving stolen tuna fish. Suitable for ages 5-8, the story combines light suspense with playful humor and is ideal for beginning readers.
Why we rated Undercover Kid 7C
Undercover Kid is written at a Level 2 reading level across 48 pages. Strong independent readers around grade 3.0 can typically handle this book on their own; with parent or teacher support, Undercover Kid works for readers up to grade 4.0.
We rate Undercover Kid as 7C ("Clear") 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, Undercover Kid explores humor, mystery, friendship, and adventure — these threads give the book room to mean different things to different readers.
Good fit for
- ✓ Children in the Ages 5-8 range — the maturity and attention span match the story's pacing.
- ✓ Kids drawn to stories about humor, mystery, friendship.
Maybe not for
- ! Readers looking for something heavier — this is a gentle, low-stakes story by design.
For Parents
Content Intensity
7C — ClearNo conflict beyond everyday childhood experiences. Safe for sensitive readers.
Was our "Gentle" content intensity rating accurate for this book?
Reading Insights
Hook Factor
4/10A 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
Undercover Kid
Ronald Kidd
Undercover Kid
Ronald Kidd
Mac undercover
Mac Barnett
Mac undercover
Mac Barnett
Undercover Bookworms
Franklin W. Dixon
Undercover Bookworms
Franklin W. Dixon
Sneaky Thief Mystery (Young Cousins Mysteries)
Elspeth Campbell Murphy
Sneaky Thief Mystery (Young Cousins Mysteries)
Elspeth Campbell Murphy
Under the radar
Blaine C. Readler
Under the radar
Blaine C. Readler
Undercover! (Emma Is on the Air #4)
Siegal, Ida
Undercover! (Emma Is on the Air #4)
Siegal, Ida
Details
Book Length
- ISBN
- 9780448444383
- Pages
- 48
- Publisher
- Grosset & Dunlap
- Published
- 2006
- Type
- Fiction