Earth Science (National Geographic); Reading Expeditions Books in Order
Earth Science (National Geographic); Reading Expeditions is a 2-book series by Glen Phelan for ages 9–12, at a grades 5–6 reading level, with gentle content (HootRated intensity 1/5).
- Books
- 2
- By publication date
- Content intensity
- Gentle
- HootRated 1/5
Earth Science (National Geographic); Reading Expeditions Reading Order
Series numbers aren't available for most Earth Science (National Geographic); Reading Expeditions books, so they're listed by publication date (oldest first).
| # | Title | Reading Level | Ages | Content |
|---|---|---|---|---|
| 1 | Uncovering Earth's History 2003 | Level 5-6 | 9-12 | Gentle |
| 2 | Weather and climate 2003 · Rebecca L. Johnson | Level 6 | 9-12 | Gentle |
Content Intensity Across the Series
ConsistentContent stays at a steady intensity level throughout the series.
Series books grow with readers — but that's also the trap. Most series start at one reading level and one content intensity and drift upward over the course of the run. Earth Science (National Geographic); Reading Expeditions (2 books by Glen Phelan) lands at a grades 5–6 reading level, with average content intensity 1/5. Intensity stays consistent across the series, so a reader who can handle the first book can generally handle the rest.
The reading-order table above lists every book with per-volume reading level, age and intensity ratings so you can spot any escalation before it catches your reader off guard. For a deeper dive into how we score text difficulty vs. emotional weight separately — and why series readers especially benefit from that split — see our methodology page.
All Earth Science (National Geographic); Reading Expeditions Books
Uncovering Earth's History
Glen Phelan
Uncovering Earth's History
Glen Phelan
Weather and climate
Rebecca L. Johnson
Weather and climate
Rebecca L. Johnson
Series Like Earth Science (National Geographic); Reading Expeditions: What to Read Next
Similar reading level, content intensity and themes.
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- Untamed World by E. Melanie Watt 5 books · Grades 6–7 · gentle content
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Questions about the Earth Science (National Geographic); Reading Expeditions series
- What reading level is the Earth Science (National Geographic); Reading Expeditions series?
- Earth Science (National Geographic); Reading Expeditions books are at a grades 5–6 reading level (average grade level 6), and HootRated recommends the series for ages 9–12. There are 2 books in the series.
- What order should I read the Earth Science (National Geographic); Reading Expeditions books?
- Series numbers aren't available for most Earth Science (National Geographic); Reading Expeditions books, so HootRated lists them by publication date: Uncovering Earth's History (2003); Weather and climate (2003).
- What age is the Earth Science (National Geographic); Reading Expeditions series appropriate for?
- HootRated recommends Earth Science (National Geographic); Reading Expeditions for ages 9–12. Content is gentle (HootRated intensity 1/5). Intensity stays consistent across the series, so a reader who can handle the first book can generally handle the rest.