Dolphins; Checkerboard Library Books in Order
5 books by John F. Prevost. Reading level: Grades 4–4.5. Lower Grades (Ages 5–8).
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. Dolphins; Checkerboard Library (5 books by John F. Prevost) lands at reading level Grades 4–4.5, with average content intensity 1/5. 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.
Dolphins; Checkerboard Library Reading Order
| # | Title | Reading Level | Content |
|---|---|---|---|
| 1 | Common dolphins John F. Prevost | Level 4-5 | Gentle |
| 2 | Freshwater dolphins John F. Prevost | Level 4-5 | Gentle |
| 3 | Spinner dolphins John F. Prevost | Level 4 | Gentle |
| 4 | Spotted dolphins John F. Prevost | Level 4-5 | Gentle |
| 5 | White-sided dolphins John F. Prevost | Level 4-5 | Gentle |
All Dolphins; Checkerboard Library Books
Common dolphins
John F. Prevost
Common dolphins
John F. Prevost
Freshwater dolphins
John F. Prevost
Freshwater dolphins
John F. Prevost
Spinner dolphins
John F. Prevost
Spinner dolphins
John F. Prevost
Spotted dolphins
John F. Prevost
Spotted dolphins
John F. Prevost
White-sided dolphins
John F. Prevost
White-sided dolphins
John F. Prevost
Questions about the Dolphins; Checkerboard Library series
- What reading level is the Dolphins; Checkerboard Library series?
- The Dolphins; Checkerboard Library series by John F. Prevost is at a Grades 4–4.5 reading level (average Grade 4.2). Intended for Lower Grades (Ages 5–8). There are 5 books in the series.
- What order should I read the Dolphins; Checkerboard Library books?
- The reading-order table above lists all 5 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 Dolphins; Checkerboard Library series appropriate for?
- The Dolphins; Checkerboard Library series is recommended for Lower Grades (Ages 5–8). The average content intensity is 1/5. 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.