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Encyclopedia Brown and the Case of the Jumping Frogs book cover

Encyclopedia Brown and the Case of the Jumping Frogs

by Donald J. Sobol

National Geographic Books 2005

Great fit for 4th grade

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

4th grade English Juvenile Fiction
2
AR Points
1.7h
Read time
AR Quiz Available

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Genre

Mystery

Themes

  • problem-solving
  • friendship
  • justice
  • honesty
  • critical thinking
  • community
  • standing up to bullies
  • resourcefulness

About this book

Encyclopedia Brown, Idaville’s ten-year-old super-sleuth, tackles ten brand-new mini-mysteries with his fearless partner, Sally Kimball. From tricky scams to neighborhood pranks, each case challenges readers to spot the clues and think like a detective. Short, bite-sized chapters make it perfect for independent readers who love puzzles and humor. Answers are in the back, encouraging kids to test their reasoning and read closely.

Setting: the small town of Idaville, contemporary suburban America

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Frequently Asked Questions

Is Encyclopedia Brown and the Case of the Jumping Frogs right for my child?

Yes — Encyclopedia Brown and the Case of the Jumping Frogs is a great fit for 4th grade. The reading level is AR 4.2, 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 problem-solving, friendship, justice.

How long does it take to read Encyclopedia Brown and the Case of the Jumping Frogs?

At a typical 4th grade reading pace, Encyclopedia Brown and the Case of the Jumping Frogs takes around 1.7h to finish. The book has 15,000 words. Slower or faster readers may vary significantly.

Does Encyclopedia Brown and the Case of the Jumping Frogs have an AR quiz?

Yes — Encyclopedia Brown and the Case of the Jumping Frogs has an AR quiz available, worth 2 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 Encyclopedia Brown and the Case of the Jumping Frogs?

Encyclopedia Brown and the Case of the Jumping Frogs has an AR reading level of 4.2, 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.