What reading level is the Foundation series?

The Foundation series by Isaac Asimov is at a Grades 5.5–8 reading level (average Grade 6.5). Intended for Upper Grades (Ages 12+). There are 5 books in the series.

What order should I read the Foundation books?

The Foundation series has 5 books in order: 1. Foundation, 2. Foundation and empire, 3. Second foundation, 4. Foundation's edge, 5. Foundation and Earth.

What age is the Foundation series appropriate for?

The Foundation series is recommended for Upper Grades (Ages 12+). The average content intensity is 2.6/5.

Foundation Books in Order

5 books by Isaac Asimov. Reading level: Grades 5.5–8. Upper Grades (Ages 12+).

Books

Grades 5.5–8

Reading Level

2.6/5

Avg. Intensity

Upper Grades

Content Intensity Across the Series

Consistent

Content stays at a steady intensity level throughout the series.

First book Latest book

Foundation Reading Order

#	Title	Reading Level	Content
Book 1	Foundation Isaac Asimov	Level 7	Mild
Book 2	Foundation and empire Isaac Asimov	Level 6	Moderate
Book 3	Second foundation Isaac Asimov	Level 6	Moderate
Book 4	Foundation's edge Isaac Asimov	Level 8	Moderate
Book 5	Foundation and Earth Isaac Asimov	Level 5-6	Mild