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Toilet Training (Health, Kindle eBooks): Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for Toilet Training (Health, Kindle eBooks), updated Nov 2, 2026: median price $3.99, median 54 reviews, average rating 4.4 and a KDPTop opportunity score of 19/100 (highly competitive).
| Price range (middle 50%) | $2.99 – $5.99 |
|---|---|
| Average rating | 4.4 |
| New releases (90 days) | 6% |
| Books on the list | 100 |
| Store | Kindle eBooks |
What stands out
- Its median reviews are 17% of the parent category Health (324), one of the easier corners under it.
- At $3.99 its median price is below 97% of Kindle eBooks categories, so it is a volume game.
Top 10 Toilet Training best sellers
-
The Dinosaur That Pooped a Planet!
by Tom Fletcher
- List rank#1
- Price$10.99
- Rating4.8
- Reviews4,184
-
The Fart Book: A Book for Children to Enjoy and Learn about the Body's Gas, Flatulence, and other Stinky Facts (The Bewildering Body 3)
by Mark Bacera
- List rank#2
- Price$2.99
- Rating3.8
- Reviews1,357
-
The Lonely Little Poo: A Funny Picture Book About Poop, Friendship, and Learning That Poop Belongs in the Toilet
by Travis DuBridge
- List rank#3
- Price$2.99
- Rating4.1
- Reviews87
-
When Poop Gets Stuck!
by Nathan Cameron
- List rank#4
- Price$2.99
- Rating3.6
- Reviews682
-
Duck Goes Potty (Hello Genius)
by Michael Dahl
- List rank#5
- Price$7.99
- Rating4.3
- Reviews268
-
Come Out Mr Poo!: Potty Training Poop Book for for Kids, Toddlers
by Janelle McGuinness
- List rank#6
- Price$4.99
- Rating4.2
- Reviews1,106
-
I Pooped In The Potty Today: A Potty Training Adventure (I Pooped In The Potty Today!)
by Dillan Slobodian
- List rank#7
- Price$2.99
- Rating4.2
- Reviews165
-
How Do You Know You Need To Go?
by Wendy Hayden
- List rank#8
- Price$3.99
- Rating4.2
- Reviews379
-
Everybody Poops! (Everybody Potties!)
by Justine Avery
- List rank#9
- Price$4.99
- Rating4.5
- Reviews1,377
-
Same niche in Books: Toilet Training
FAQ
Is Toilet Training a good niche for Amazon KDP?
Its KDPTop opportunity score is 19/100, which makes it highly competitive. The median best seller has 54 reviews and sells for $3.99.
How many reviews do you need to rank in Toilet Training?
The median best seller has 54 reviews, and 61% of them have fewer than 100.
What do Toilet Training best sellers cost?
The median price is $3.99; half of the best sellers are priced between $2.99 and $5.99.
Can new books break into Toilet Training?
6% 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.