Inside Outer Space Books in Order

3 books by Julie K. Lundgren. Reading level: Grades 3.6–4.2. Lower Grades (Ages 5–8).

3
Books
Grades 3.6–4.2
Reading Level
3/5
Avg. Intensity
LG
Lower Grades

Content Intensity Across the Series

Steep Escalation

Content intensity increases significantly from Gentle to Intense.

1
2
3
First book Latest book

Inside Outer Space Reading Order

# Title Reading Level Content
1 Earth
Julie K. Lundgren
 Level 3-4 Gentle
2 Moon
Julie K. Lundgren
 Level 4-5 Intense
3 Sun
Julie K. Lundgren
 Level 3-4 Intense

All Inside Outer Space Books

Earth

Julie K. Lundgren

Cover of Earth

Earth

Julie K. Lundgren

Level 3-4 Gentle

Moon

Julie K. Lundgren

Cover of Moon

Moon

Julie K. Lundgren

Level 4-5 Intense

Sun

Julie K. Lundgren

Cover of Sun

Sun

Julie K. Lundgren

Level 3-4 Intense