KDP categories · Top KDP authors
Experiments & Projects (Science & Nature, Kindle eBooks): Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for Experiments & Projects (Science & Nature, Kindle eBooks), updated Nov 2, 2026: median price $7.99, median 6 reviews, average rating 4.4 and a KDPTop opportunity score of 20/100 (highly competitive).
| Price range (middle 50%) | $4.99 – $12.96 |
|---|---|
| Average rating | 4.4 |
| New releases (90 days) | 5% |
| Books on the list | 92 |
| Store | Kindle eBooks |
What stands out
- Its median reviews are 5% of the parent category Science & Nature (120), one of the easier corners under it.
- Its review barrier is lower than in 87% of Kindle eBooks categories: the median best seller has only 6 reviews, so new books can chart with few.
- Prices spread wide: the middle half runs from $4.99 to $12.96, so budget editions and premium or boxed sets sell side by side.
Top 10 Experiments & Projects best sellers
-
Christmas Advent Calendar Book for Smart Girls: STEM Rare & Unusual Holiday Facts, Science Experiments, Riddles, Dad Jokes, Would You Rathers and XMAS Stories for Kids & Teens – Ages 8 to 14 (Gift)
by Mason Ridley
- List rank#1
- Price$1.99
- Rating4.8
- Reviews60
-
Science and Stuff
- List rank#2
- Price-
- Rating4.7
- Reviews42
-
Roald Dahl: George's Marvellous Experiments
by Jim Peacock
- List rank#3
- Price-
- Rating4.5
- Reviews381
-
The Amoeba Sisters' Cartoon Guide to Biology (Science with the Amoeba Sisters)
by Sarina Peterson
- List rank#4
- Price$12.99
- Rating4.7
- Reviews175
-
How Animals Work: Fun Science Facts & Answers for Curious Kids, Smart Teens & Animal Lovers. Discover Nature’s Real Superpowers! (How the World Works - The Curious Minds Collection Book 3)
by Scientia KnowYa
- List rank#5
- Price$5.99
- Rating4.8
- Reviews6
-
Human Anatomy in Full Color (Dover Science For Kids)
by John Green
- List rank#6
- Price$8.95
- Rating4.6
- Reviews199
-
Sneaky Uses for Everyday Things, Revised Edition: Turn a Penny into a Radio, Change Milk into Plastic, Make a Dozen STEM projects with Everyday Things, and Other Amazing Feats (Sneaky Books Book 10)
by Cy Tymony
- List rank#7
- Price$8.99
- Rating4.4
- Reviews52
-
CRISPR: A Powerful Way to Change DNA
by Yolanda Ridge
- List rank#8
- Price$8.89
- Rating4.6
- Reviews142
-
Make: Rockets: Down-to-Earth Rocket Science
by Mike Westerfield
- List rank#9
- Price$12.99
- Rating4.7
- Reviews228
-
Bill Nye's Great Big World of Science
by Bill Nye
- List rank#10
- Price$14.39
- Rating4.8
- Reviews622
FAQ
Is Experiments & Projects a good niche for Amazon KDP?
Its KDPTop opportunity score is 20/100, which makes it highly competitive. The median best seller has 6 reviews and sells for $7.99.
How many reviews do you need to rank in Experiments & Projects?
The median best seller has 6 reviews, and 79% of them have fewer than 100.
What do Experiments & Projects best sellers cost?
The median price is $7.99; half of the best sellers are priced between $4.99 and $12.96.
Can new books break into Experiments & Projects?
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.