What reading level is Apollo 13?

Apollo 13 by Michael D. Cole is at a Level 5-6 reading level. Recommended for Middle Grades readers (Ages 9-12).

What genre is Apollo 13?

Apollo 13 is nonfiction — Juvenile Nonfiction. Part of the Countdown to Space series.

How many pages is Apollo 13?

Apollo 13 by Michael D. Cole is 48 pages (approximately 5,086 words).

Reviewed by HootRated editorial · Last updated May 18, 2026

Apollo 13

Michael D. Cole

Apollo 13

Q: What age is Apollo 13 appropriate for?

Apollo 13 is recommended for Ages 9-12. HootRating: 10IE (Intense — Emotional). Content flags: Physical Danger, Fear & Anxiety, Claustrophobia, Illness & Injury, Screaming, Flashing Lights or Images, Sudden Loud Noises, Sexual Content, Dementia/Alzheimer's, Asphyxiation, Vomiting, Burned Alive.

Q: Does Apollo 13 have any content warnings?

Apollo 13 has a HootRating of 10IE (Intense — Emotional). Content flags include: Physical Danger, Fear & Anxiety, Claustrophobia, Illness & Injury, Screaming, Flashing Lights or Images, Sudden Loud Noises, Sexual Content, Dementia/Alzheimer's, Asphyxiation, Vomiting, Burned Alive. On HootRated, every book is rated across four dimensions — emotional, physical, social, and thematic — to help parents make informed choices.

Age Rating, Reading Level & Content Guide

space emergency

by Michael D. Cole

Countdown to Space

Reading Level 5-6 10IE Ages 9-12 Heads Up 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 intense and may include graphic or distressing scenes.

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About This Book

Experience the thrilling journey of Apollo 13 as astronauts face unexpected dangers far from Earth. This gripping tale reveals their courage and teamwork in a race to survive the vast, cold expanse of space. Discover how hope and determination shine brightest in the darkest moments.

Themes

Adventure Science & Nature Survival Family

Quick Assessment

This is a Level 5-6 book with intense content intensity. Content themes include physical danger, fear & anxiety, claustrophobia. Written for readers ages 9-12.

Why we rated Apollo 13 10IE

Apollo 13 is written at a Level 5-6 reading level across 48 pages (approximately 5,086 words). Strong independent readers around grade 6.5 can typically handle this book on their own; with parent or teacher support, Apollo 13 works for readers up to grade 7.5.

Read aloud, Apollo 13 takes about 34 minutes, which fits within a single read-aloud session.

We rate Apollo 13 as 10IE ("Intense — Emotional") because the content sits in the "Intense" range — intense conflict including peril, frightening scenes, or emotionally heavy themes. The strongest signals come from emotional weight, physical peril — these are the dimensions parents should evaluate against their reader's tolerance.

Specific content flags noted by reviewers: Physical Danger, Fear & Anxiety, Claustrophobia, Illness & Injury, Screaming, Flashing Lights or Images, Sudden Loud Noises, Sexual Content, Dementia/Alzheimer's, Asphyxiation, Vomiting, Burned Alive.

Thematically, Apollo 13 explores adventure, science & nature, survival, and family — 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 adventure, science & nature, survival.
✓ Readers who fall hard for one book and want a long series to live in — there are 27 more books in the Countdown to Space series.
✓ Curious kids who prefer real-world topics over made-up stories.

Maybe not for

! Sensitive readers who get overwhelmed by intense conflict or scary scenes.
! Children younger than 9-12 — the content intensity is above what most younger kids can process comfortably.

For Parents

Content Intensity

10IE — Intense — Emotional

Emotional

Intense ←

Physical

Intense

Social

Clear

Thematic

Clear

Heavy themes explored in depth. War, death, abuse addressed directly.

Content Flags

Physical Danger Fear & Anxiety Claustrophobia Illness & Injury Screaming Flashing Lights or Images Sudden Loud Noises Sexual Content Dementia/Alzheimer's Asphyxiation Vomiting Burned Alive

Data confidence: standard

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