Wars in U.S. History (Smartbook/Lightbox) Books in Order
4 books by Thomas K. Adamson. Reading level: Grades 5.1–5.6. Middle Grades (Ages 9–12).
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. Wars in U.S. History (Smartbook/Lightbox) (4 books by Thomas K. Adamson) lands at reading level Grades 5.1–5.6, with average content intensity 2.5/5. Intensity stays consistent across the series — a kid who can handle the first book can generally handle the rest.
The reading-order table below lists every book with per-volume reading level and intensity badges 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.
Content Intensity Across the Series
ConsistentContent stays at a steady intensity level throughout the series.
Wars in U.S. History (Smartbook/Lightbox) Reading Order
| # | Title | Reading Level | Content |
|---|---|---|---|
| 1 | The American Revolution Thomas K. Adamson | Level 5-6 | Mild |
| 2 | The Civil War Thomas K. Adamson | Level 5-6 | Mild |
| 3 | World War I Thomas K Adamson | Level 5-6 | Moderate |
| 4 | World War Two Thomas K. Adamson | Level 5-6 | Moderate |
All Wars in U.S. History (Smartbook/Lightbox) Books
The American Revolution
Thomas K. Adamson
The American Revolution
Thomas K. Adamson
The Civil War
Thomas K. Adamson
The Civil War
Thomas K. Adamson
World War I
Thomas K Adamson
World War I
Thomas K Adamson
World War Two
Thomas K. Adamson
World War Two
Thomas K. Adamson
Questions about the Wars in U.S. History (Smartbook/Lightbox) series
- What reading level is the Wars in U.S. History (Smartbook/Lightbox) series?
- The Wars in U.S. History (Smartbook/Lightbox) series by Thomas K. Adamson is at a Grades 5.1–5.6 reading level (average Grade 5.4). Intended for Middle Grades (Ages 9–12). There are 4 books in the series.
- What order should I read the Wars in U.S. History (Smartbook/Lightbox) books?
- The reading-order table above lists all 4 books with per-volume reading level and intensity ratings. Start with book 1 and read in publication order unless the table indicates a different recommended order for newer readers.
- What age is the Wars in U.S. History (Smartbook/Lightbox) series appropriate for?
- The Wars in U.S. History (Smartbook/Lightbox) series is recommended for Middle Grades (Ages 9–12). The average content intensity is 2.5/5. Check the intensity trajectory above to see whether content gets heavier across the series — if it does, sensitive readers may want to stop earlier in the run.