What reading level is the Pebble Plus; Exploring the Galaxy series?

The Pebble Plus; Exploring the Galaxy series by Thomas K. Adamson is at a Grades 1.4–2.3 reading level (average Grade 1.9). Intended for Lower Grades (Ages 5–8). There are 13 books in the series.

What order should I read the Pebble Plus; Exploring the Galaxy books?

The Pebble Plus; Exploring the Galaxy series has 13 books in order: 1. Astronauts, 2. Earth (Pebble Plus), 3. Jupiter (Pebble Plus), 4. Mars (Pebble Plus), 5. Mercury (Pebble Plus), and 8 more.

What age is the Pebble Plus; Exploring the Galaxy series appropriate for?

The Pebble Plus; Exploring the Galaxy series is recommended for Lower Grades (Ages 5–8). The average content intensity is 1/5.

Pebble Plus; Exploring the Galaxy Books in Order

13 books by Thomas K. Adamson. Reading level: Grades 1.4–2.3. Lower Grades (Ages 5–8).

Content Intensity Across the Series

Consistent

Content stays at a steady intensity level throughout the series.

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First book Latest book

Pebble Plus; Exploring the Galaxy Reading Order

#	Title	Reading Level	Content
1	Astronauts Thomas K. Adamson	Level 1-2	Gentle
2	Earth (Pebble Plus) Thomas K. Adamson	Level 2-3	Gentle
3	Jupiter (Pebble Plus) Thomas K. Adamson	Level 1-2	Gentle
4	Mars (Pebble Plus) Thomas K. Adamson	Level 2-3	Gentle
5	Mercury (Pebble Plus) Thomas K. Adamson	Level 2-3	Gentle
6	Neptune (Pebble Plus) Thomas K. Adamson	Level 1-2	Gentle
7	Pluto Thomas K. Adamson	Level 2-3	Gentle
8	Pluto (Pebble Plus) Thomas K. Adamson	Level 2-3	Gentle
9	Saturn (Pebble Plus) Thomas K. Adamson	Level 1-2	Gentle
10	Stars Thomas K. Adamson	Level 1-2	Gentle
11	The Sun Thomas K. Adamson	Level 1-2	Gentle
12	Uranus (Pebble Plus) Thomas K. Adamson	Level 1-2	Gentle
13	Venus (Pebble Plus) Thomas K. Adamson	Level 1-2	Gentle