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Franklin Endicott and the Third Key

Kate DiCamillo

Cover of Franklin Endicott and the Third Key

Franklin Endicott and the Third Key

Age Rating, Reading Level & Content Guide

Tales from Deckawoo Drive, Volume Six

by Kate DiCamillo

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.

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About This Book

What if a simple trip to a thrift shop turned into the biggest mystery you've ever faced? Franklin Endicott, the king of worrying, finds himself tangled in a puzzling adventure that only he can solve. But can he crack the case before things spiral out of control?

Themes

HumorMysteryFriendshipAnimalsSocial Themes

Quick Assessment

Franklin Endicott and the Third Key is a middle-grade novel blending humor and mystery through the eyes of a cautious boy who unexpectedly takes on a thrilling puzzle. Suitable for ages 9-12, this story gently explores themes of anxiety and friendship alongside lighthearted animal antics. Parents should note the content is appropriate for typical middle-grade readers, with mild tension related to mystery elements.

Why we rated Franklin Endicott and the Third Key 9LE

Franklin Endicott and the Third Key is written at a Level 4-5 reading level across 113 pages. Strong independent readers around grade 5.5 can typically handle this book on their own; with parent or teacher support, Franklin Endicott and the Third Key works for readers up to grade 6.5.

We rate Franklin Endicott and the Third Key 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, Franklin Endicott and the Third Key explores humor, mystery, friendship, animals, and social themes — 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 humor, mystery, friendship.

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
Clear
Social
Light
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

3/10

A steady, thoughtful read that rewards patient readers.

Discussion Potential

1/10

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

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Details

Book Length

113 pages
ISBN
9781536226041
Pages
113
Publisher
Candlewick Press
Published
2022
Type
Fiction

Genres

Subjects

AnimalsPigsHumorous StoriesSocial ThemesEmotions & Feelings