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Encyclopedias (Teens › Reference, Books): Amazon KDP category data
Amazon Books Best Sellers data for Encyclopedias (Teens › Reference, Books), updated Nov 2, 2026: median price $15.29, median 15 reviews, average rating 4.5 and a KDPTop opportunity score of 22/100 (highly competitive).
| Price range (middle 50%) | $11.93 – $19.99 |
|---|---|
| Average rating | 4.5 |
| New releases (90 days) | 13% |
| Books on the list | 100 |
| Store | Books |
What stands out
- Its median reviews are 14% of the parent category Reference (110), one of the easier corners under it.
- Its review barrier is lower than in 77% of Books categories: the median best seller has only 15 reviews, so new books can chart with few.
Top 10 Encyclopedias best sellers
-
Teen Girl's Handbook: From Making Friends, Avoiding Drama, Overcoming Insecurities, Planning for the Future, and Everything Else Along the Way to Growing Up
by Karen Harris
- List rank#1
- Price$11.79
- Rating4.7
- Reviews1,049
-
100000 Whys Encyclopedia for Teens: The Fully Illustrated Book of Absurd Questions, Shocking Answers and Brain-Boosting Facts
by Theo Wonderquill
- List rank#2
- Price$19.90
- Rating4.4
- Reviews117
-
Knowledge Encyclopedia - Inventions and Discoveries (Knowledge Encyclopedia For Children)
- List rank#3
- Price$19.99
- Rating4.7
- Reviews1,078
-
100,000 Whys for Teens: Visual Answers About Your Brain, Body, Friendships, Phones, Money, Science, Space, Sports, and How the World Really Works for Ages 13-17 (Visual Whys Encyclopedia)
- List rank#4
- Price$18.77
- Rating4.8
- Reviews57
-
Knowledge Encyclopedia - Art & Architecture (Knowledge Encyclopedia For Children)
- List rank#5
- Price$16.80
- Rating4.7
- Reviews439
-
Space - Solar System: Knowledge Encyclopedia For Children
- List rank#6
- Price$5.99
- Rating4.6
- Reviews1,131
-
The Ultimate Encyclopedia of “Why?” for Teens: The Big Book of Rare, Unusual Knowledge and Interesting Facts About Science, Space, Nature, History and ... Time Into Brain Time (Life Skill Handbooks)
by Emily Carter
- List rank#7
- Price$19.99
- Rating4.7
- Reviews38
-
The Fully Illustrated 100,000 Why Encyclopedia For Kids: The Big Questions Smart Kids Actually Ask (Ages 9 to 12)
by Ivy Wells
- List rank#8
- Price$16.99
- Rating4.9
- Reviews15
-
Knowledge Encyclopedia - Space (Knowledge Encyclopedia For Children)
- List rank#9
- Price$18.63
- Rating4.8
- Reviews890
-
Knowledge Encyclopedia - Science (Knowledge Encyclopedia For Children)
- List rank#10
- Price$19.99
- Rating4.8
- Reviews407
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 15 reviews and sells for $15.29.
How many reviews do you need to rank in Encyclopedias?
The median best seller has 15 reviews, and 75% of them have fewer than 100.
What do Encyclopedias best sellers cost?
The median price is $15.29; half of the best sellers are priced between $11.93 and $19.99.
Can new books break into Encyclopedias?
13% 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.