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The Lost Lost-and-Found Case book cover

The Lost Lost-and-Found Case

A QUIX Book

by Paul DuBois Jacobs, Jennifer Swender

Simon and Schuster 2022

Great fit for 3rd grade

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

3rd grade English Juvenile Fiction
80
Pages
1
AR Points
48m
Read time
AR Quiz Available

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Genre

Mystery

Themes

  • problem-solving
  • teamwork
  • responsibility
  • friendship
  • perseverance
  • community
  • school life

About this book

Mack Rhino, private eye, heads to Coral Cove Elementary for Career Day—only to discover the school’s entire lost and found has gone missing. With his trusty assistant Redd Oxpeck, Mack follows clues, interviews suspects, and keeps his cool when the case gets quirky. Short chapters, lots of illustrations, and a funny animal cast make this an inviting mystery for new chapter-book readers. Perfect for kids who like solving puzzles and laughing along the way.

Setting: Coral Cove Elementary School in the seaside town of Coral Cove

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Frequently Asked Questions

Is The Lost Lost-and-Found Case right for my child?

Yes — The Lost Lost-and-Found Case is a great fit for 3rd grade. The reading level is AR 3.3, 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 problem-solving, teamwork, responsibility.

How long does it take to read The Lost Lost-and-Found Case?

At a typical 3rd grade reading pace, The Lost Lost-and-Found Case takes around 48m to finish. The book has 6,500 words. Slower or faster readers may vary significantly.

Does The Lost Lost-and-Found Case have an AR quiz?

Yes — The Lost Lost-and-Found Case 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 Lost Lost-and-Found Case?

The Lost Lost-and-Found Case has an AR reading level of 3.3, 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.