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Mark Denny: Amazon KDP author data
As of Nov 6, 2026, Mark Denny has 7 books on Amazon, 7 of them on a best-seller list in the last 30 days (best rank #4), mostly in Patents & Inventions, Machinery, Applied.
| Median price | $27.45 |
|---|---|
| Price range (middle 50%) | $11.99 – $30.84 |
| Median reviews | 14 |
| Total reviews | 110 |
| New listings (30 days, incl. new editions) | 0 |
| Breakout books (30 days) | 0 |
What stands out
- 100% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- Median price $27.45, 66% above the median of their main category, Patents & Inventions.
Mark Denny's best-ranked books
-
Super Structures: The Science of Bridges, Buildings, Dams, and Other Feats of Engineering
by Mark Denny
- Price$11.99
- Rating4.3
- Reviews20
-
Lights On!: The Science of Power Generation
by Mark Denny
- Price$28.69
- Rating4.0
- Reviews4
-
Making Sense of Weather and Climate: The Science Behind the Forecasts
by Mark Denny
- Price$27.45
- Rating4.5
- Reviews9
-
Ingenium: Five Machines That Changed the World
by Mark Denny
- Price$11.99
- Rating4.2
- Reviews10
- Published2007-05
-
Super Structures: The Science of Bridges, Buildings, Dams, and Other Feats of Engineering
by Mark Denny
- Price$33
- Rating4.3
- Reviews20
-
Froth!: The Science of Beer
by Mark Denny
- Price$2.99
- Rating4.4
- Reviews33
-
Blip, Ping, and Buzz: Making Sense of Radar and Sonar
by Mark Denny
- Price$36.95
- Rating4.8
- Reviews14
Main categories
FAQ
How many books does Mark Denny have on Amazon?
KDPTop tracks 7 of their books; 7 made an Amazon list in the last 30 days.
Which categories does Mark Denny publish in?
Their books chart most often in Patents & Inventions, Machinery, Applied.
How does Mark Denny price their books?
The median price is $27.45; half of the books cost $11.99–$30.84.
Has Mark Denny released new books recently?
0 new books in the last 30 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.