KDP categories · Top KDP authors
Research (Mathematics, Kindle eBooks): Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for Research (Mathematics, Kindle eBooks), updated Nov 3, 2026: median price $7.99, median 3 reviews, average rating 4.3 and a KDPTop opportunity score of 20/100 (highly competitive).
| Price range (middle 50%) | $3.99 – $15.18 |
|---|---|
| Average rating | 4.3 |
| New releases (90 days) | 8% |
| Books on the list | 100 |
| Store | Kindle eBooks |
What stands out
- Its median reviews are 1% of the parent category Mathematics (286), one of the easier corners under it.
- Its review barrier is lower than in 92% of Kindle eBooks categories: the median best seller has only 3 reviews, so new books can chart with few.
- Prices spread wide: the middle half runs from $3.99 to $15.18, so budget editions and premium or boxed sets sell side by side.
Top 10 Research best sellers
-
Seeing Further: The Story of Science and the Royal Society
by Bill Bryson
- List rank#1
- Price$12.49
- Rating3.9
- Reviews1,032
-
Lean 4 Mathematics Handbook: From High-School Mathematics to Modern Mathematics
by isobe
- List rank#2
- Price$12
- Reviews-
-
Lost in Math: How Beauty Leads Physics Astray
by Sabine Hossenfelder
- List rank#3
- Price$12.99
- Rating4.6
- Reviews1,358
-
The Mathematicians' Library: The Books That Unlocked The Power Of Numbers (Libri Historici)
by Thomas K. Briggs
- List rank#4
- Price$19.99
- Rating4.7
- Reviews39
-
A PhD Is Not Enough!: A Guide to Survival in Science
by Peter J. Feibelman
- List rank#5
- Price$10.99
- Rating4.5
- Reviews501
-
Introduction to Regression Analysis (Easy Statistics)
- List rank#6
- Price$2.99
- Rating4.0
- Reviews20
-
Math-ish: A Groundbreaking Guide to Finding Joy and Understanding in Mathematics
by Jo Boaler
- List rank#7
- Price$15.99
- Rating4.7
- Reviews220
-
Vortex Based Mathematics Infinite Subdivisions
by Steven Bauer
- List rank#8
- Price$12.96
- Reviews-
-
AI Builds Itself: Recursive Self-Improvement in 2026 (Toward Artificial SuperIntelligence Book 1)
by H. Peter Alesso
- List rank#9
- Price$4.99
- Rating4.8
- Reviews6
-
Mathematical Economics (Dover Books on Computer Science)
by Kelvin Lancaster
- List rank#10
- Price$13.79
- Rating4.5
- Reviews20
Same niche in Books: Research
FAQ
Is Research a good niche for Amazon KDP?
Its KDPTop opportunity score is 20/100, which makes it highly competitive. The median best seller has 3 reviews and sells for $7.99.
How many reviews do you need to rank in Research?
The median best seller has 3 reviews, and 85% of them have fewer than 100.
What do Research best sellers cost?
The median price is $7.99; half of the best sellers are priced between $3.99 and $15.18.
Can new books break into Research?
8% of the current best sellers were released in the last 90 days.
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.