What reading level is the Countdown to Space series?

The Countdown to Space series by Michael D. Cole is at a Grades 5.4–8.3 reading level (average Grade 7). Intended for Middle Grades (Ages 9–12). There are 28 books in the series.

What order should I read the Countdown to Space books?

The Countdown to Space series has 28 books in order: 1. Apollo 11, 2. Apollo 13, 3. Apollo Moonwalks, 4. Astronauts, 5. Challenger, and 23 more.

What age is the Countdown to Space series appropriate for?

The Countdown to Space series is recommended for Middle Grades (Ages 9–12). The average content intensity is 1.5/5.

Countdown to Space Books in Order

28 books by Michael D. Cole. Reading level: Grades 5.4–8.3. Middle Grades (Ages 9–12).

Books

Grades 5.4–8.3

Reading Level

1.5/5

Avg. Intensity

Middle Grades

Content Intensity Across the Series

Varies

Content intensity ranges from Gentle to Intense across the series.

First book Latest book

Countdown to Space Reading Order

#	Title	Reading Level	Content
1	Apollo 11 Michael D. Cole	Level 5-6	Gentle
2	Apollo 13 Michael D. Cole	Level 5-6	Intense
3	Apollo Moonwalks Gregory Vogt	Level 7-8	Gentle
4	Astronauts Michael D. Cole	Level 7-8	Gentle
5	Challenger Michael D. Cole	Level 6-7	Moderate
6	Columbia Michael D. Cole	Level 5-6	Gentle
7	Earth Michael D. Cole	Level 7-8	Gentle
8	Friendship 7 Michael D. Cole	Level 5-6	Mild
9	Galileo spacecraft Michael D. Cole	Level 7-8	Gentle
10	Hubble Space Telescope Michael D. Cole	Level 7-8	Gentle
11	International space station Michael D. Cole	Level 7-8	Gentle
12	Jupiter Michael D. Cole	Level 7-8	Gentle
13	Living on Mars Michael D. Cole	Level 7-8	Gentle
14	Mars Michael D. Cole	Level 7-8	Gentle
15	Mercury Michael D. Cole	Level 8-9	Gentle
16	Moon base Michael D. Cole	Level 7-8	Gentle
17	Nasa Space Vehicles Michael D. Cole	Level 7-8	Gentle
18	Neptune Michael D. Cole	Level 7-8	Gentle
19	Saturn Michael D. Cole	Level 7-8	Gentle
20	Space Emergency Michael D. Cole	Level 6-7	Mild
21	Space Launch Disaster Michael D. Cole	Level 7-8	Moderate
22	Spacewalks Gregory Vogt	Level 6-7	Gentle
23	The Columbia space shuttle disaster Michael D. Cole	Level 6-7	Moderate
24	The Moon-Earth's Companion in Space Michael D. Cole	Level 7-8	Gentle
25	The sun Michael D. Cole	Level 7-8	Gentle
26	Uranus-The Seventh Planet (Countdown to Space) Michael D. Cole	Level 7-8	Gentle
27	Venus Michael D. Cole	Level 7-8	Intense
28	Vostok 1 Michael D. Cole	Level 5-6	Gentle