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Peanut Butter and Jellyfish

Jarrett Krosoczka

Cover of Peanut Butter and Jellyfish

Peanut Butter and Jellyfish

Age Rating, Reading Level & Content Guide

by Jarrett Krosoczka

Reading Level 2 7LE Ages 5-8 Heads Up

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 mild with minimal sensitive material.

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About This Book

What if two best friends in the ocean, Peanut Butter and Jellyfish, had to face a grumpy neighbor named Crabby? They swim and play all day, but when Crabby gets into trouble, will their friendship be strong enough to help him? Sometimes being brave means saying sorry, but can they do it in time?

Quick Assessment

This charming early reader follows the adventures of two ocean friends, Peanut Butter and Jellyfish, as they navigate friendship and kindness with their grumpy neighbor, Crabby. The story gently explores themes of bullying and forgiveness, making it suitable for children ages 5 to 8. Parents should note the positive messages about empathy and courage in social situations.

Why we rated Peanut Butter and Jellyfish 7LE

Peanut Butter and Jellyfish is written at a Level 2 reading level across 33 pages. Strong independent readers around grade 3.0 can typically handle this book on their own; with parent or teacher support, Peanut Butter and Jellyfish works for readers up to grade 4.0.

We rate Peanut Butter and Jellyfish as 7LE ("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, Peanut Butter and Jellyfish explores friendship, bullying, family, humor, 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 friendship, bullying, family.

Maybe not for

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

For Parents

Content Intensity

7LE — Light — Emotional
Emotional
Light
Physical
Clear
Social
Light
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
2
Emotional Weight
4
Theme Richness
5
World Scope
1
Data Confidence
7

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Details

Book Length

33 pages
ISBN
9780375870361
Pages
33
Publisher
Knopf Books for Young Readers
Published
2014
Type
Fiction

Genres

Subjects

CrabsBullyingSea HorsesBulliesJellyfishesFriendship