Skip to main content
The AR Booklist
Countdown book cover

Countdown

by Suzanne Slade

2019

Strange New Worlds

Great fit for 6th grade

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

6th grade English JUVENILE NONFICTION
144
Pages
2
AR Points
1.0h
Read time
AR Quiz Available

Bookshop.org supports independent bookstores. As an Amazon Associate we earn from qualifying purchases. Retailer links may be affiliate links.

Learn more about Accelerated Reading →
NSTA Outstanding Science Trade BookBest STEM Books (NSTA/CBC)Bank Street Best Children’s Books of the Year

Genre

Narrative Nonfiction

Themes

  • teamwork
  • innovation
  • perseverance
  • courage
  • exploration
  • risk and sacrifice
  • STEM
  • history of spaceflight

About this book

Told in powerful free verse with dramatic illustrations, this nonfiction book traces the race to the Moon from President Kennedy’s challenge to the Apollo missions that made it real. Readers follow the engineers, scientists, and astronauts who risked everything to push the limits of science and courage. It highlights the teamwork, innovation, and setbacks behind one of history’s greatest achievements. Perfect for space enthusiasts and curious readers who enjoy true stories that read like an adventure.

Setting: United States and outer space, 1961–1969 (Apollo program and the Moon)

Frequently Asked Questions

Is Countdown right for my child?

Yes — Countdown is a great fit for 6th grade. The reading level is AR 6.8, which is typical for 6th 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 teamwork, innovation, perseverance.

How long does it take to read Countdown?

At a typical 6th grade reading pace, Countdown takes around 1.0h to finish. The book has 10,500 words. Slower or faster readers may vary significantly.

Does Countdown have an AR quiz?

Yes — Countdown 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 Countdown?

Countdown has an AR reading level of 6.8, which places it at a 6th 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.