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Quinn Marsh: Amazon KDP author data
As of Nov 6, 2026, Quinn Marsh has 4 books on Amazon, 4 of them on a best-seller list in the last 30 days (best rank #13), mostly in How Things Work, Exploration & Discovery, Earthquakes & Volcanoes.
| Median price | $18.09 |
|---|---|
| Price range (middle 50%) | $15.14 – $25.74 |
| Median reviews | 86 |
| Total reviews | 330 |
| New listings (30 days, incl. new editions) | 1 |
| Breakout books (30 days) | 1 |
What stands out
- Median price $18.09, 52% above the median of their main category, How Things Work.
Quinn Marsh's best-ranked books
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100,000 WHYS FOR KIDS: 250+ Weird and Wild Animal Facts for Curious Kids Ages 6-12 — Discover the Secrets of Nature's Most Extreme Creatures, From the ... to the Wildest Jungles (The Big Why Series)
by Quinn Marsh
- Price$15.19
- Rating4.6
- Reviews48
-
100,000 Whys for Kids: Dinosaurs & Prehistoric Life: The Full-Color Encyclopedia of Fascinating Dinosaur Facts, Prehistoric Creatures, Fossils, and ... Curious Kids Ages 6-12 (The Big Why Series)
by Quinn Marsh
- Price$14.99
- Rating4.9
- Reviews32
- Published2026-10
-
100,000 WHYS FOR KIDS: The Full-Color Encyclopedia That Sparks Curiosity and Builds Smarter Young Minds Across Science, Space, Nature, Human Body & History for Kids Ages 6–12 (The Big Why Series)
by Quinn Marsh
- Price$20.99
- Rating4.5
- Reviews125
- Published2026-05
-
100,000 WHYS FOR KIDS: The Full-Color Encyclopedia That Sparks Curiosity and Builds Smarter Young Minds Across Science, Space, Nature, Human Body & History for Kids Ages 6–12 (The Big Why Series)
by Quinn Marsh
- Price$39.99
- Rating4.5
- Reviews125
Main categories
FAQ
How many books does Quinn Marsh have on Amazon?
KDPTop tracks 4 of their books; 4 made an Amazon list in the last 30 days.
Which categories does Quinn Marsh publish in?
Their books chart most often in How Things Work, Exploration & Discovery, Earthquakes & Volcanoes.
How does Quinn Marsh price their books?
The median price is $18.09; half of the books cost $15.14–$25.74.
Has Quinn Marsh released new books recently?
1 new book in the last 30 days, 1 of which reached a Best Sellers list.
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.