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Science & Technology (Biographies, Kindle eBooks): Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for Science & Technology (Biographies, Kindle eBooks), updated Nov 2, 2026: median price $5.95, median 128 reviews, average rating 4.7 and a KDPTop opportunity score of 18/100 (highly competitive).
| Price range (middle 50%) | $3.99 – $7.99 |
|---|---|
| Average rating | 4.7 |
| New releases (90 days) | 4% |
| Books on the list | 100 |
| Store | Kindle eBooks |
What stands out
- Its median reviews are 35% of the parent category Biographies (361), one of the easier corners under it.
- Only 4% of its best sellers are under 90 days old, fewer than in 82% of Kindle eBooks categories: established titles hold the list.
Top 10 Science & Technology best sellers
-
Shark Lady: The True Story of How Eugenie Clark Became the Ocean's Most Fearless Scientist (Women in Science Books, Marine Biology for Kids, Shark Gifts)
by Jess Keating
- List rank#1
- Price$8.58
- Rating4.8
- Reviews2,698
-
I Am Walt Disney (I Am #11)
by Ms. Grace Norwich
- List rank#2
- Price$3.99
- Rating4.5
- Reviews116
-
Hidden Figures Young Readers' Edition
- List rank#3
- Price$14.49
- Rating4.7
- Reviews2,832
-
The Boy Who Harnessed the Wind: Young Readers Edition
- List rank#4
- Price$4.99
- Rating4.7
- Reviews5,902
-
Rebel Girls STEM Stars: 25 Tales of Women in Science (Rebel Girls Minis)
by Rebel Girls
- List rank#5
- Price$5.99
- Rating4.9
- Reviews33
-
The Story of Jane Goodall: An Inspiring Biography for Young Readers
by Susan B. Katz
- List rank#6
- Price$7.99
- Rating4.8
- Reviews1,522
-
Piece by Piece: How I Built My Life (No Instructions Required)
by David Aguilar
- List rank#7
- Price$1.99
- Rating4.6
- Reviews110
-
Who Was Jane Goodall? (Who Was?)
- List rank#8
- Price$5.99
- Rating4.7
- Reviews2,295
-
Albert Einstein Biography for Kids: How a Curious Boy Discovered the Secrets of the Universe (The Changemakers Biography Series)
by EverNest Press
- List rank#9
- Price$0.99
- Rating5.0
- Reviews1
-
Albert Einstein: And the Frontiers of Physics (Oxford Portraits in Science)
by Jeremy Bernstein
- List rank#10
- Price$9.59
- Rating3.7
- Reviews6
Same niche in Books: Science & Technology
FAQ
Is Science & Technology a good niche for Amazon KDP?
Its KDPTop opportunity score is 18/100, which makes it highly competitive. The median best seller has 128 reviews and sells for $5.95.
How many reviews do you need to rank in Science & Technology?
The median best seller has 128 reviews, and 45% of them have fewer than 100.
What do Science & Technology best sellers cost?
The median price is $5.95; half of the best sellers are priced between $3.99 and $7.99.
Can new books break into Science & Technology?
4% 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.