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Stellarlune book cover

Stellarlune

by Shannon Messenger

Aladdin 2023

Great fit for 5th grade

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

5th grade English Juvenile Fiction
36
AR Points
21h
Read time
AR Quiz Available

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Genre

Fantasy

Themes

  • friendship
  • trust and betrayal
  • identity
  • power and responsibility
  • loyalty
  • resistance vs. control
  • secrets and truth-seeking
  • courage

About this book

In the ninth Keeper of the Lost Cities adventure, Sophie Foster must decide whom to trust and when to act as new clues about Stellarlune and the elusive Elysian surface. With friends divided and enemies closing in, she’s pulled between secret projects and her own instincts. High-stakes missions, intense friendships, and fast-paced magic keep pages turning. Perfect for middle-grade and young teen fantasy fans who love big casts, deep worldbuilding, and plenty of twists.

Setting: the hidden elven Lost Cities and connected magical realms in a contemporary world

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Frequently Asked Questions

Is Stellarlune right for my child?

Yes — Stellarlune is a great fit for 5th grade. The reading level is AR 5.7, which is typical for 5th 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 friendship, trust and betrayal, identity.

How long does it take to read Stellarlune?

At a typical 5th grade reading pace, Stellarlune takes around 21h to finish. The book has 205,000 words. Slower or faster readers may vary significantly.

Does Stellarlune have an AR quiz?

Yes — Stellarlune has an AR quiz available, worth 36 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 Stellarlune?

Stellarlune has an AR reading level of 5.7, which places it at a 5th 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.