What reading level is The thing about jellyfish?

The thing about jellyfish by Ali Benjamin is at a Level 4-5 reading level (Lexile 740L). Recommended for Middle Grades readers (Ages 9-12).

What age is The thing about jellyfish appropriate for?

The thing about jellyfish is recommended for Ages 9-12. HootRating: 9ME (Moderate — Emotional).

What genre is The thing about jellyfish?

The thing about jellyfish is fiction — Juvenile Fiction.

Does The thing about jellyfish have any content warnings?

The thing about jellyfish has a HootRating of 9ME (Moderate — Emotional). 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 The thing about jellyfish?

The thing about jellyfish by Ali Benjamin is 343 pages.

Reviewed by HootRated editorial · Last updated September 7, 2026

The thing about jellyfish

Ali Benjamin

The thing about jellyfish

Age Rating, Reading Level & Content Guide

by Ali Benjamin

Reading Level 4-5 9ME Ages 9-12 Matched

The text is written at a 4th grade reading level, the subject matter is intended for middle graders (ages 9–12), and the content has moderate intensity with some emotionally heavy themes.

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About This Book

The salty breeze stings Suzy's nose as waves crash around her, carrying whispers of secrets beneath the ocean's surface. After losing her best friend, she feels a mysterious pull toward the shimmering world of jellyfish, believing they hold the key to what really happened. In her quiet quest, Suzy discovers that sometimes the biggest mysteries live inside our hearts.

Themes

GriefFriendship Coming of Age Science & Nature

Quick Assessment

This middle-grade novel sensitively explores themes of grief and friendship as Suzy copes with the sudden loss of her best friend. Appropriate for ages 9-12, it handles emotional pain with care and encourages curiosity about nature and self-discovery. Parents should note the story includes reflections on death and healing but presents them in an age-appropriate, hopeful way.

Why we rated The thing about jellyfish 9ME

The thing about jellyfish is written at a Level 4-5 reading level with a Lexile measure of 740L across 343 pages. Strong independent readers around grade 5.5 can typically handle this book on their own; with parent or teacher support, The thing about jellyfish works for readers up to grade 6.5.

We rate The thing about jellyfish as 9ME ("Moderate — Emotional") because the content sits in the "Moderate" range — moderate conflict that may involve loss, scary scenes, or interpersonal stakes. The strongest signals come from emotional weight — these are the dimensions parents should evaluate against their reader's tolerance.

No specific content flags were raised by community reviewers, which is consistent with the moderate intensity score.

Thematically, The thing about jellyfish explores grief, friendship, coming of age, and science & nature — 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 grief, friendship, coming of age.

Maybe not for

! Readers who get easily upset by emotional or moderately dark scenes — the conflict here is real, not just background flavor.
! Reluctant readers who need a fast hook — the pacing here rewards patience.