Children's Books > Biographies > Science & Technology
Monthly median sales (top 30)
$1,971
The median book price
$6.40
Bestseller's daily sales
45
50th book's daily sales
6
Average number of pages per book
112
Monopoly/Olygopoly detected
Yes
Performance tracking
Matching KDP categories
juvenile > fiction > science & technology
75.0%
juvenile > nonfiction > biography & autobiography > science & technology
61.24%
juvenile > nonfiction > technology > aeronautics astronautics & space science
56.69%
nonfiction > law > science & technology
50.0%
Keyword requirement
Best selling keywords
Median title & subtitle length is 5 words:
- Who Was Amelia Earhart?
- Who Was Albert Einstein?
- Who Was Neil Armstrong?
- Who Was Nikola Tesla?
- Who Is Jane Goodall? (Who Was?)
- Indie success
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- Volatility
- New releases
- KDP Select