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Science & Technology (Children's Books › Biographies, Books): Amazon KDP category data
Amazon Books Best Sellers data for Science & Technology (Children's Books › Biographies, Books), updated Nov 2, 2026: median price $8.30, median 643 reviews, average rating 4.8 and a KDPTop opportunity score of 22/100 (highly competitive).
| Price range (middle 50%) | $6.12 – $10.73 |
|---|---|
| Average rating | 4.8 |
| New releases (90 days) | 2% |
| Books on the list | 100 |
| Store | Books |
What stands out
- Only 2% of its best sellers are under 90 days old, fewer than in 93% of Books categories: established titles hold the list.
- At $8.30 its median price is below 95% of Books categories, so it is a volume game.
- Its median reviews are 44% of the parent category Biographies (1,456), one of the easier corners under it.
Top 10 Science & Technology best sellers
-
Balloons Over Broadway: An Inspiring True Story About Parade Balloons for Children (Ages 4–8)
- List rank#1
- Price$10.50
- Rating4.8
- Reviews2,256
-
The Boy Who Harnessed the Wind (Movie Tie-in Edition): Young Readers Edition
- List rank#2
- Price$5.70
- Rating4.7
- Reviews5,902
-
Super Interesting Facts For Smart Kids: 1272 Fun Facts About Science, Animals, Earth and Everything in Between
by Jordan Moore
- List rank#3
- Price$9.97
- Rating4.7
- Reviews4,039
-
Hidden Figures Young Readers' Edition: Young Readers' Edition of Hidden Figures―Celebrating African American Women Pioneers at NASA
- List rank#4
- Price$6.56
- Rating4.7
- Reviews2,832
-
Snowflake Bentley: An Inspiring True Story About Snowflakes and Curiosity for Children (Ages 4–8)
by Jacqueline Briggs Martin
- List rank#5
- Price$6.70
- Rating4.8
- Reviews1,442
-
Who Was Amelia Earhart?
by Kate Boehm Jerome
- List rank#6
- Price$4.39
- Rating4.7
- Reviews2,399
-
Who Was Albert Einstein?
by Jess Brallier
- List rank#7
- Price$5.11
- Rating4.7
- Reviews3,330
-
Who Was Neil Armstrong?
- List rank#8
- Price$4.49
- Rating4.8
- Reviews2,263
-
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#9
- Price$9.03
- Rating4.8
- Reviews2,698
-
Who Was Ben Franklin?
by Dennis Brindell Fradin
- List rank#10
- Price$5.58
- Rating4.7
- Reviews1,479
Same niche in Kindle eBooks: Science & Technology
FAQ
Is Science & Technology a good niche for Amazon KDP?
Its KDPTop opportunity score is 22/100, which makes it highly competitive. The median best seller has 643 reviews and sells for $8.30.
How many reviews do you need to rank in Science & Technology?
The median best seller has 643 reviews, and 8% of them have fewer than 100.
What do Science & Technology best sellers cost?
The median price is $8.30; half of the best sellers are priced between $6.12 and $10.73.
Can new books break into Science & Technology?
2% 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.