Breaking Barriers; A&D Biographies Books in Order
4 books by Jill C. Wheeler. Reading level: Grades 4.8–5.9. 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. Breaking Barriers; A&D Biographies (4 books by Jill C. Wheeler) lands at reading level Grades 4.8–5.9, with average content intensity 1.8/5. 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.
Breaking Barriers; A&D Biographies Reading Order
| # | Title | Reading Level | Content |
|---|---|---|---|
| 1 | Clara Barton (Breaking Barriers) Jill C. Wheeler | Level 5-6 | Mild |
| 2 | Oprah Winfrey Jill C. Wheeler | Level 4-5 | Gentle |
| 3 | Rosa Parks Jill C. Wheeler | Level 5-6 | Mild |
| 4 | Susan B. Anthony (Breaking Barriers) Jill C. Wheeler | Level 5-6 | Mild |
All Breaking Barriers; A&D Biographies Books
Clara Barton (Breaking Barriers)
Jill C. Wheeler
Clara Barton (Breaking Barriers)
Jill C. Wheeler
Oprah Winfrey
Jill C. Wheeler
Oprah Winfrey
Jill C. Wheeler
Rosa Parks
Jill C. Wheeler
Rosa Parks
Jill C. Wheeler
Susan B. Anthony (Breaking Barriers)
Jill C. Wheeler
Susan B. Anthony (Breaking Barriers)
Jill C. Wheeler
Questions about the Breaking Barriers; A&D Biographies series
- What reading level is the Breaking Barriers; A&D Biographies series?
- The Breaking Barriers; A&D Biographies series by Jill C. Wheeler is at a Grades 4.8–5.9 reading level (average Grade 5.5). Intended for Middle Grades (Ages 9–12). There are 4 books in the series.
- What order should I read the Breaking Barriers; A&D Biographies 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 Breaking Barriers; A&D Biographies series appropriate for?
- The Breaking Barriers; A&D Biographies series is recommended for Middle Grades (Ages 9–12). The average content intensity is 1.8/5. 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.