What reading level is Endangered animals of the sea?

Endangered animals of the sea by William B. Rice is at a Level 5-6 reading level. Recommended for Middle Grades readers (Ages 9-12).

What age is Endangered animals of the sea appropriate for?

Endangered animals of the sea is recommended for Ages 9-12. HootRating: 10C (Clear).

What genre is Endangered animals of the sea?

Endangered animals of the sea is nonfiction — Juvenile Nonfiction. Part of the TIME For Kids Nonfiction Readers series.

Does Endangered animals of the sea have any content warnings?

Endangered animals of the sea has a HootRating of 10C (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 Endangered animals of the sea?

Endangered animals of the sea by William B. Rice is 64 pages (approximately 4,834 words).

Reviewed by HootRated editorial · Last updated May 18, 2026

Endangered animals of the sea

William B. Rice

Endangered animals of the sea

Age Rating, Reading Level & Content Guide

by William B. Rice

TIME For Kids Nonfiction Readers

Reading Level 5-6 10C Ages 9-12 Balanced Read Page-Turner

The text is written at a 5th 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

Discover the fascinating creatures that call the oceans, rivers, and seas their home and learn why some of these amazing animals, like sea otters and sperm whales, are at risk of disappearing. Explore the science behind their habitats and the efforts being made to protect these endangered marine species.

Themes

Science & NatureMarine animalsEndangered speciesZoologyJuvenile Nonfiction

Quick Assessment

This is a Level 5-6 book with gentle content intensity. No notable content concerns flagged. Written for readers ages 9-12.

Why we rated Endangered animals of the sea 10C

Endangered animals of the sea is written at a Level 5-6 reading level across 64 pages (approximately 4,834 words). Strong independent readers around grade 6.5 can typically handle this book on their own; with parent or teacher support, Endangered animals of the sea works for readers up to grade 7.5.

Read aloud, Endangered animals of the sea takes about 32 minutes, which fits within a single read-aloud session.

We rate Endangered animals of the sea as 10C ("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, Endangered animals of the sea explores science & nature, marine animals, endangered species, zoology, and juvenile nonfiction — 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.
✓ Reluctant readers who need fast-paced, hook-heavy stories to stay engaged.
✓ Kids drawn to stories about science & nature, marine animals, endangered species.
✓ Readers who fall hard for one book and want a long series to live in — there are 13 more books in the TIME For Kids Nonfiction Readers series.
✓ Curious kids who prefer real-world topics over made-up stories.

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.