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Microscopes & Microsocopy (Experiments, Instruments & Measurement, Kindle eBooks): Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for Microscopes & Microsocopy (Experiments, Instruments & Measurement, Kindle eBooks), updated Nov 2, 2026: median price $9.99, median 3 reviews, average rating 4.3 and a KDPTop opportunity score of 27/100 (highly competitive).
| Price range (middle 50%) | $6.50 – $68.43 |
|---|---|
| Average rating | 4.3 |
| New releases (90 days) | 4% |
| Books on the list | 100 |
| Store | Kindle eBooks |
What stands out
- Its median reviews are 3% of the parent category Experiments, Instruments & Measurement (98), one of the easier corners under it.
- Its review barrier is lower than in 92% of Kindle eBooks categories: the median best seller has only 3 reviews, so new books can chart with few.
- Only 4% of its best sellers are under 90 days old, fewer than in 82% of Kindle eBooks categories: established titles hold the list.
Top 10 Microscopes & Microsocopy best sellers
-
Scientific American September 2026
- List rank#1
- Price$6.99
- Rating4.8
- Reviews13
-
Scientific American October 2026
- List rank#2
- Price$6.99
- Rating4.2
- Reviews7
-
Scientific American June 2026
- List rank#3
- Price$6.99
- Rating4.4
- Reviews42
-
Scientific American November 2026
- List rank#4
- Price$6.99
- Reviews-
-
The Cell: A Visual Tour of the Building Block of Life
by Jack Challoner
- List rank#5
- Price$3.99
- Rating4.6
- Reviews161
-
Scientific American July/August 2026
- List rank#6
- Price$6.99
- Rating4.7
- Reviews8
-
Scientific American May 2026
- List rank#7
- Price$6.99
- Rating4.0
- Reviews1
-
Scientific American 14th April 2026
- List rank#8
- Price$6.99
- Rating4.5
- Reviews11
-
Scientific American 20th January 2026
- List rank#9
- Price$6.99
- Rating4.6
- Reviews3
-
Dr. Royal Rife: Healing Frequencies for Physical and Mental Balance
by Ethan Foster
- List rank#10
- Price$2.99
- Rating3.8
- Reviews149
Same niche in Books: Microscopes & Microsocopy
FAQ
Is Microscopes & Microsocopy a good niche for Amazon KDP?
Its KDPTop opportunity score is 27/100, which makes it highly competitive. The median best seller has 3 reviews and sells for $9.99.
How many reviews do you need to rank in Microscopes & Microsocopy?
The median best seller has 3 reviews, and 96% of them have fewer than 100.
What do Microscopes & Microsocopy best sellers cost?
The median price is $9.99; half of the best sellers are priced between $6.50 and $68.43.
Can new books break into Microscopes & Microsocopy?
4% 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.