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Fiction (Math, Books): Amazon KDP category data
Amazon Books Best Sellers data for Fiction (Math, Books), updated Nov 2, 2026: median price $8.08, median 322 reviews, average rating 4.7 and a KDPTop opportunity score of 20/100 (highly competitive).
| Price range (middle 50%) | $6.79 – $10.99 |
|---|---|
| Average rating | 4.7 |
| New releases (90 days) | 5% |
| Books on the list | 100 |
| Store | Books |
What stands out
- Its median reviews are 13% of the parent category Math (2,445), one of the easier corners under it.
- At $8.08 its median price is below 95% of Books categories, so it is a volume game.
- Only 5% of its best sellers are under 90 days old, fewer than in 75% of Books categories: established titles hold the list.
Top 10 Fiction best sellers
-
The Unteachables: A Hilarious Novel About a Class of Misfits and Mayhem for Children (Ages 8–12)
- List rank#1
- Price$9.97
- Rating4.8
- Reviews6,364
-
The Lemonade War: Siblings Evan and Jessie wage a five-day lemonade-stand rivalry―a witty, heartfelt tale of math, business, and family for ages 8-12. (The Lemonade War Series, 1)
- List rank#2
- Price$6.27
- Rating4.7
- Reviews4,952
-
Jamberry
by Bruce Degen
- List rank#3
- Price$7.12
- Rating4.8
- Reviews2,715
-
-
The Chocolate Touch: Perfect Summer Reading for Kids
by Patrick Skene Catling
- List rank#5
- Price$6.78
- Rating4.6
- Reviews6,177
-
The Codebreakers Club Solve the Mystery of the Missing Puzzle Professor: 150+ Logic Puzzles
by Naoya Imanishi MEd
- List rank#6
- Price$8.08
- Rating4.7
- Reviews328
-
The Math Inspectors: Story One - The Case of the Claymore Diamond
by Daniel Kenney
- List rank#7
- Price$11.99
- Rating4.5
- Reviews1,362
-
Wayside School Is Falling Down: Funny and Relatable School Stories in a Beloved Chapter Book for Children (Ages 8-12)
by Louis Sachar
- List rank#8
- Price$6.99
- Rating4.7
- Reviews2,703
-
Goodnight Moon
- List rank#9
- Price$6.37
- Rating4.9
- Reviews4,895
-
Pete the Cat's Cool New Ride: A STEM Picture Book About Friendship and Counting for Children (Ages 4-8)
by James Dean
- List rank#10
- Price$12.48
- Rating4.8
- Reviews120
FAQ
Is Fiction a good niche for Amazon KDP?
Its KDPTop opportunity score is 20/100, which makes it highly competitive. The median best seller has 322 reviews and sells for $8.08.
How many reviews do you need to rank in Fiction?
The median best seller has 322 reviews, and 22% of them have fewer than 100.
What do Fiction best sellers cost?
The median price is $8.08; half of the best sellers are priced between $6.79 and $10.99.
Can new books break into Fiction?
5% 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.