What reading level is Edwina, the dinosaur who didn't know she was extinct?

Edwina, the dinosaur who didn't know she was extinct by Mo Willems is at a Level 3 reading level (Lexile 560L). Recommended for Lower Grades readers (Ages 5-8).

What genre is Edwina, the dinosaur who didn't know she was extinct?

Edwina, the dinosaur who didn't know she was extinct is fiction — Juvenile Fiction.

Does Edwina, the dinosaur who didn't know she was extinct have any content warnings?

Edwina, the dinosaur who didn't know she was extinct has a HootRating of 8C (Clear). No specific content flags noted. On HootRated, every book is rated across four dimensions — emotional, physical, social, and thematic — to help parents make informed choices.

How many pages is Edwina, the dinosaur who didn't know she was extinct?

Edwina, the dinosaur who didn't know she was extinct by Mo Willems is 40 pages.

Reviewed by HootRated editorial · Last updated September 7, 2026

Edwina, the dinosaur who didn't know she was extinct

Mo Willems

Edwina, the dinosaur who didn't know she was extinct

Q: What age is Edwina, the dinosaur who didn't know she was extinct appropriate for?

Edwina, the dinosaur who didn't know she was extinct is recommended for Ages 5-8. HootRating: 8C (Clear).

Age Rating, Reading Level & Content Guide

by Mo Willems

Reading Level 3 8C Ages 5-8 Balanced Read

The text is written at a 3rd grade reading level, the subject matter is intended for younger children (ages 5–8), and the content is gentle with no concerning themes.

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About This Book

Here's a secret: Edwina is a dinosaur who doesn't know she's supposed to be extinct. Everyone adores her kindness and helpfulness, but one boy is on a mission to show her the truth—but that's only the beginning.

Themes

DinosaursIdentityFriendship Humor

Quick Assessment

This charming story follows Edwina, a friendly dinosaur loved by all except one skeptical boy who insists dinosaurs are extinct. Suitable for early readers aged 5 to 8, it explores themes of identity and acceptance with gentle humor and warmth. There is no content likely to distress young children.

Why we rated Edwina, the dinosaur who didn't know she was extinct 8C

Edwina, the dinosaur who didn't know she was extinct is written at a Level 3 reading level with a Lexile measure of 560L across 40 pages. Strong independent readers around grade 4.0 can typically handle this book on their own; with parent or teacher support, Edwina, the dinosaur who didn't know she was extinct works for readers up to grade 5.0.

We rate Edwina, the dinosaur who didn't know she was extinct as 8C ("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, Edwina, the dinosaur who didn't know she was extinct explores dinosaurs, identity, friendship, and humor — 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.
✓ Patient readers who enjoy slower, character-driven stories.
✓ Kids drawn to stories about dinosaurs, identity, friendship.