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The Lighthouse Mystery book cover

The Lighthouse Mystery

by Carolyn Keene

Simon and Schuster 2012

★★☆☆☆

Great fit for 3rd grade

Reading level and content both target K–3rd grade · ages 5–9

3rd grade English Juvenile Fiction
84
Pages
1
AR Points
1.3h
Read time
AR Quiz Available

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Genre

Mystery

Themes

  • friendship
  • teamwork
  • problem-solving
  • bravery
  • mystery vs. superstition
  • community history
  • curiosity

About this book

Nancy and her friends head to the rocky coast of Maine, where a historic lighthouse may be hiding more than just old stories. Strange clues kick off a treasure hunt, and whispers of a haunting keep everyone on edge. Using sharp observation and teamwork, Nancy works to separate spooky rumors from real clues. Short chapters, light suspense, and clever puzzles make this a fun pick for young mystery fans.

Setting: present-day coastal Maine, in and around a historic lighthouse

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Frequently Asked Questions

Is The Lighthouse Mystery right for my child?

Yes — The Lighthouse Mystery is a great fit for 3rd grade. The reading level is AR 3.7, which is typical for 3rd grade. The interest level is rated Lower Grades (K–3), meaning the themes and content are designed for ages 5–9 (K–3rd grade). Themes include friendship, teamwork, problem-solving.

How long does it take to read The Lighthouse Mystery?

At a typical 3rd grade reading pace, The Lighthouse Mystery takes around 1.3h to finish. The book has 10,500 words. Slower or faster readers may vary significantly.

Does The Lighthouse Mystery have an AR quiz?

Yes — The Lighthouse Mystery has an AR quiz available, worth 1 point. 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 Lighthouse Mystery?

The Lighthouse Mystery has an AR reading level of 3.7, which places it at a 3rd grade reading difficulty. The interest level is rated Lower Grades (K–3) — 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.