KDP categories · Top KDP authors
Study: Amazon KDP category data
Amazon Books Best Sellers data for Study, updated Nov 2, 2026: median price $12.55, median 560 reviews, average rating 4.8 and a KDPTop opportunity score of 25/100 (highly competitive).
| Price range (middle 50%) | $7.99 – $16.66 |
|---|---|
| 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.
- Its review barrier is higher than in 77% of Books categories: the median best seller has 560 reviews, so new books need time to build up.
Top 10 Study best sellers
-
My Little Library: Bible Stories (12 Board Books)
by Little Grasshopper Books
- List rank#1
- Price$13.07
- Rating4.7
- Reviews5,021
-
Case for Christ for Kids (Case for… Series for Kids)
by Lee Strobel
- List rank#2
- Price$7.74
- Rating4.8
- Reviews1,584
-
Bible Story Activity Fun - Learn Play Grow
by Christian Art Kids
- List rank#3
- Price$1.99
- Rating4.6
- Reviews1,414
-
ICB, Holy Bible, Hardcover: International Children's Bible – For Kids Ages 6 to 12
- List rank#4
- Price$9.18
- Rating4.8
- Reviews2,356
-
The Gospel (Big Theology for Little Hearts)
- List rank#5
- Price$5.71
- Rating4.8
- Reviews1,535
-
NIV, Ultimate Bible for Girls, Faithgirlz Edition, Hardcover: The Perfect Christian Faith Gift for Your Tween Girl, Age 8-12
by Nancy N. Rue
- List rank#6
- Price$20.35
- Rating4.9
- Reviews4,453
-
The Bible Made Easy - for Kids
by Dave Strehler
- List rank#7
- Price$11.24
- Rating4.8
- Reviews14,178
-
77 Memory Verses Every Kid Should Know, Ages 5-8 (77 for Kids Editions)
by Christian Art Kids
- List rank#8
- Price$4.50
- Rating4.8
- Reviews3,926
-
Jesus: "A Theological Primer Series" (Big Theology for Little Hearts)
- List rank#9
- Price$4.57
- Rating4.9
- Reviews943
-
The Bible Recap for Kids: A 365-Day Guide through the Bible for Young Readers (A 365-Day Guide Through Scripture for Children ―Perfect for Sunday School, Homeschool, & Curriculum for Ages 8-12)
- List rank#10
- Price$16
- Rating4.9
- Reviews645
FAQ
Is Study a good niche for Amazon KDP?
Its KDPTop opportunity score is 25/100, which makes it highly competitive. The median best seller has 560 reviews and sells for $12.55.
How many reviews do you need to rank in Study?
The median best seller has 560 reviews, and 19% of them have fewer than 100.
What do Study best sellers cost?
The median price is $12.55; half of the best sellers are priced between $7.99 and $16.66.
Can new books break into Study?
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.