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The long-lost secret diary of the world's worst dinosaur hunter

Tim Collins

Cover of The long-lost secret diary of the world's worst dinosaur hunter

The long-lost secret diary of the world's worst dinosaur hunter

Age Rating, Reading Level & Content Guide

by Tim Collins

Illustrated by Horne, Sarah, 1979- illustrator

Reading Level 6 11C 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 gentle with no concerning themes.

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About This Book

What if you were the world's worst dinosaur hunter, but you still had to find the biggest fossil ever? Imagine trekking through the wild American West with nothing but your diary and a whole lot of bad luck. Can Ann turn her fortunes around before her biggest discovery slips away?

Themes

DinosaursHumorous storiesFossilsPaleontologyJuvenile fictionAdventure

Quick Assessment

This middle-grade fiction book follows Ann, a determined but unlucky teenager who embarks on a dinosaur fossil hunt in the American West. Through humorous diary entries, the story emphasizes resilience and learning from mistakes, while also incorporating educational 'Get Real' fact boxes and a glossary to provide historical and scientific context. Suitable for ages 9-12, the book balances lighthearted adventure with accessible paleontology facts.

Why we rated The long-lost secret diary of the world's worst dinosaur hunter 11C

The long-lost secret diary of the world's worst dinosaur hunter is written at a Level 6 reading level across 211 pages. Strong independent readers around grade 7.0 can typically handle this book on their own; with parent or teacher support, The long-lost secret diary of the world's worst dinosaur hunter works for readers up to grade 8.0.

We rate The long-lost secret diary of the world's worst dinosaur hunter as 11C ("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, The long-lost secret diary of the world's worst dinosaur hunter explores dinosaurs, humorous stories, fossils, paleontology, and juvenile fiction — 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 dinosaurs, humorous stories, fossils.

Maybe not for

  • ! Readers whose emotional readiness lags behind their decoding skills — this book's intensity outruns its reading level, a classic "gifted kid" mismatch.
  • ! Reluctant readers who need a fast hook — the pacing here rewards patience.

For Parents

Content Intensity

11C — Clear
Emotional
Clear
Physical
Clear
Social
Clear
Thematic
Clear

No conflict beyond everyday childhood experiences. Safe for sensitive readers.

Data confidence: standard

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

Reading Insights

Hook Factor

2/10

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
5
Emotional Weight
2
Theme Richness
6
World Scope
3
Data Confidence
7

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Details

Book Length

211 pages
ISBN
9781631631962
Pages
211
Publisher
Jolly Fish Press
Published
2018
Type
Fiction

Genres

Subjects

DinosaursHumorous StoriesFossilsPaleontologyWestern StoriesWest

Places

West (U.S.)