KDP categories · Top KDP authors
Derek Ashbourne: Amazon KDP author data
As of Nov 6, 2026, Derek Ashbourne has 8 books on Amazon, 8 of them on a best-seller list in the last 30 days (best rank #12), mostly in Teaching, Graduate & Professional, Professional Development.
| Median price | $20.49 |
|---|---|
| Price range (middle 50%) | $12.24 – $28.99 |
| Median reviews | 16 |
| Total reviews | 128 |
| New books (30 days) | 8 |
| Breakout books (30 days) | 3 |
What stands out
- 100% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- Median price $20.49, 45% below the median of their main category, Teaching.
- 8 new books in the last 30 days, 3 of them broke into a Best Sellers list.
Derek Ashbourne's best-ranked books
-
PRAXIS SPECIAL EDUCATION: FOUNDATIONAL KNOWLEDGE (5355) STUDY GUIDE: Complete Review, Scenario-Based Practice, Federal Special Education Law, 500+ Questions & 2 Full-Length Practice Tests
by Derek Ashbourne
- Price$12.99
- Rating4.9
- Reviews19
-
Paraprofessional Math Exam Prep: An Independent Study Guide for the ParaPathways Mathematics 5759 Subtest
by Derek Ashbourne
- Price$9.99
- Rating5.0
- Reviews17
-
Paraprofessional Complete Exam Prep: An Independent Study Guide for the ParaPathways 5757 Reading, Writing and Mathematics Test
by Derek Ashbourne
- Price$12.99
- Rating4.9
- Reviews14
-
PRAXIS SPECIAL EDUCATION: FOUNDATIONAL KNOWLEDGE (5355) STUDY GUIDE: Complete Review, Scenario-Based Practice, Federal Special Education Law, 500+ Questions & 2 Full-Length Practice Tests
by Derek Ashbourne
- Price$31.99
- Rating4.9
- Reviews19
- Published2026-08
-
Paraprofessional Math Exam Prep: An Independent Study Guide for the ParaPathways Mathematics 5759 Subtest
by Derek Ashbourne
- Price$27.99
- Rating5.0
- Reviews17
- Published2026-08
-
PARAPROFESSIONAL READING AND WRITING EXAM PREP: An Independent Study Guide for the ParaPathways Reading and Writing 5758 Subtest
by Derek Ashbourne
- Price$9.99
- Rating4.9
- Reviews14
-
Paraprofessional Complete Exam Prep: An Independent Study Guide for the ParaPathways 5757 Reading, Writing and Mathematics Test
by Derek Ashbourne
- Price$31.99
- Rating4.9
- Reviews14
- Published2026-08
-
PARAPROFESSIONAL READING AND WRITING EXAM PREP: An Independent Study Guide for the ParaPathways Reading and Writing 5758 Subtest
by Derek Ashbourne
- Price$27.99
- Rating4.9
- Reviews14
- Published2026-08
Main categories
FAQ
How many books does Derek Ashbourne have on Amazon?
KDPTop tracks 8 of their books; 8 made an Amazon list in the last 30 days.
Which categories does Derek Ashbourne publish in?
Their books chart most often in Teaching, Graduate & Professional, Professional Development.
How does Derek Ashbourne price their books?
The median price is $20.49; half of the books cost $12.24–$28.99.
Has Derek Ashbourne released new books recently?
8 new books in the last 30 days, 3 of which reached a Best Sellers list.
About this data
Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.