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Encyclopedias (Nonfiction › Reference, Kindle eBooks): Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for Encyclopedias (Nonfiction › Reference, Kindle eBooks), updated Nov 2, 2026: median price $6.99, median 106 reviews, average rating 4.5 and a KDPTop opportunity score of 22/100 (highly competitive).
| Price range (middle 50%) | $2.99 – $8.99 |
|---|---|
| Average rating | 4.5 |
| New releases (90 days) | 18% |
| Books on the list | 100 |
| Store | Kindle eBooks |
What stands out
- Its median reviews are 23% of the parent category Reference (466), one of the easier corners under it.
- 18% of its best sellers came out in the last 90 days, more than in 83% of Kindle eBooks categories: readers here keep buying new titles.
- Prices spread wide: the middle half runs from $2.99 to $8.99, so budget editions and premium or boxed sets sell side by side.
Top 10 Encyclopedias best sellers
-
The Dog Encyclopedia for Kids
by Tammy Gagne
- List rank#1
- Price$9.99
- Rating4.8
- Reviews877
-
National Geographic Little Kids First Big Book of Space (National Geographic Little Kids First Big Books)
- List rank#2
- Price$7.99
- Rating4.8
- Reviews15,500
-
100,000 Whys for Curious Kids: An Illustrated Collection of Real Questions, Amazing Answers about Space, Science, Animals, Nature, Human Body, History, and the World Around You for Ages 6-12
- List rank#3
- Price$2.99
- Rating5.0
- Reviews64
-
The Big Book of Blocky Whys?: An Unofficial Minecraft Guide for Kids Ages 7–12: 250 Questions Answered and Mind-Blowing Facts About Mobs, Villagers, ... ... Redstone (The Blockman's Bible Series 11)
- List rank#4
- Price$4.99
- Rating3.7
- Reviews22
-
Super Interesting Facts For Smart Kids: 1272 Fun Facts About Science, Animals, Earth and Everything in Between
by Jordan Moore
- List rank#5
- Price$3.99
- Rating4.7
- Reviews4,039
-
The Excuse Encyclopedia: Books 1 - 12 in the 49... Series
- List rank#6
- Price$12.99
- Rating4.6
- Reviews400
-
National Geographic Little Kids First Big Book of Animals (National Geographic Little Kids First Big Books)
- List rank#7
- Price$6.99
- Rating4.8
- Reviews5,628
-
The Ultimate Unofficial Minecraft Mob Bible: The Complete Mob Encyclopedia: Spawns, Drops, Weaknesses & Farming Tactics (The Blockman's Bible Series Book 10)
- List rank#8
- Price$2.99
- Rating4.5
- Reviews135
-
10,000 WHYS FOR BIG-THINKING KIDS: Amazing Questions, Surprising Answers, Brain-Bending Mysteries, and Incredible Discoveries About Science, Space, Nature, Animals, and Everyday Life
by PATRICE BRYAN
- List rank#9
- Price$7.99
- Reviews-
-
National Geographic Little Kids First Big Book of Bugs (National Geographic Little Kids First Big Books)
- List rank#10
- Price$8.99
- Rating4.8
- Reviews3,427
Same niche in Books: Encyclopedias
FAQ
Is Encyclopedias a good niche for Amazon KDP?
Its KDPTop opportunity score is 22/100, which makes it highly competitive. The median best seller has 106 reviews and sells for $6.99.
How many reviews do you need to rank in Encyclopedias?
The median best seller has 106 reviews, and 48% of them have fewer than 100.
What do Encyclopedias best sellers cost?
The median price is $6.99; half of the best sellers are priced between $2.99 and $8.99.
Can new books break into Encyclopedias?
18% 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.