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Nancy Drew 43: the Mystery of the 99 Steps book cover

Nancy Drew 43: the Mystery of the 99 Steps

by Carolyn Keene

Grosset & Dunlap 1965

Great fit for 5th grade

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

5th grade English Juvenile Fiction
5
AR Points
4.3h
Read time
AR Quiz Available

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Genre

Mystery

Themes

  • friendship
  • courage
  • persistence
  • mystery and investigation
  • deception and secrets
  • family loyalty
  • international intrigue
  • problem-solving

About this book

Nancy follows a curious clue—a dream about 99 steps—that leads her from the U.S. to Paris, where her father is investigating a powerful financier’s mysterious panic. With Bess and George at her side, Nancy untangles warnings from a shadowy ‘Monsieur Neuf’ and a trail of secrets that winds through French landmarks and hidden passages. Fast-paced sleuthing, international settings, and clever puzzles keep readers turning pages. Perfect for fans of classic mysteries who enjoy brave heroines and twisty clues without scary content.

Setting: Paris and the French countryside with brief scenes in the United States, 1960s

Frequently Asked Questions

Is Nancy Drew 43: the Mystery of the 99 Steps right for my child?

Yes — Nancy Drew 43: the Mystery of the 99 Steps is a great fit for 5th grade. The reading level is AR 5.3, 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, courage, persistence.

How long does it take to read Nancy Drew 43: the Mystery of the 99 Steps?

At a typical 5th grade reading pace, Nancy Drew 43: the Mystery of the 99 Steps takes around 4.3h to finish. The book has 42,000 words. Slower or faster readers may vary significantly.

Does Nancy Drew 43: the Mystery of the 99 Steps have an AR quiz?

Yes — Nancy Drew 43: the Mystery of the 99 Steps 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 Nancy Drew 43: the Mystery of the 99 Steps?

Nancy Drew 43: the Mystery of the 99 Steps has an AR reading level of 5.3, 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.