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The Unknown (Animorphs #14) book cover

The Unknown (Animorphs #14)

by K. A. Applegate

Scholastic Inc. 2017

★★★★☆

Great fit for 4th grade

Reading level and content both target 4th–8th grade · ages 9–14

4th grade English Juvenile Fiction
136
Pages
5
AR Points
3.7h
Read time
AR Quiz Available

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Genre

Science Fiction

Themes

  • teamwork
  • courage
  • secrecy and espionage
  • responsibility
  • identity and morality
  • friendship
  • alien invasion
  • animal empathy

About this book

When a rumor surfaces about alien evidence hidden at the ultra-secret Zone 91, Cassie and the Animorphs know the Yeerks won’t be far behind. To protect Earth, they infiltrate the base and uncover a mystery that’s stranger than they imagined. Action, humor, and high-stakes sneaking make this a fast, exciting read. Great for middle-grade sci-fi fans who enjoy teamwork, animal morphing, and outsmarting the bad guys.

Setting: a secret military base in the American Southwest (Zone 91) and surrounding desert areas

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Frequently Asked Questions

Is The Unknown (Animorphs #14) right for my child?

Yes — The Unknown (Animorphs #14) is a great fit for 4th grade. The reading level is AR 4.5, which is typical for 4th grade. The interest level is rated Middle Grades (4–8), meaning the themes and content are designed for ages 9–14 (4th–8th grade). Themes include teamwork, courage, secrecy and espionage.

How long does it take to read The Unknown (Animorphs #14)?

At a typical 4th grade reading pace, The Unknown (Animorphs #14) takes around 3.7h to finish. The book has 33,000 words. Slower or faster readers may vary significantly.

Does The Unknown (Animorphs #14) have an AR quiz?

Yes — The Unknown (Animorphs #14) has an AR quiz available, worth 5 points. Your child will need to take and pass the quiz through their school's Accelerated Reader program to earn credit. The quiz is typically 5–20 multiple choice questions about plot, characters, and setting.

What grade level is The Unknown (Animorphs #14)?

The Unknown (Animorphs #14) has an AR reading level of 4.5, which places it at a 4th grade reading difficulty. The interest level is rated Middle Grades (4–8) — this reflects the age-appropriateness of the content and themes, not just the reading difficulty. A strong younger reader may handle the words fine while the themes are aimed at an older audience, or vice versa.