KDP categories · Top KDP authors
Susan H. Gray: Amazon KDP author data
As of Nov 6, 2026, Susan H. Gray has 16 books on Amazon, 16 of them on a best-seller list in the last 30 days (best rank #1), mostly in Fossils, Nature, Dinosaurs.
| Median price | $15.64 |
|---|---|
| Price range (middle 50%) | $15.64 – $17.07 |
| Median reviews | 2 |
| Total reviews | 30 |
| New books (30 days) | 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 $15.64, 161% above the median of their main category, Fossils.
Susan H. Gray's best-ranked books
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Allosaurus (Introducing Dinosaurs)
by Susan H. Gray
- Price$15.64
- Rating4.4
- Reviews3
-
Psittacosaurus (Exploring Dinosaurs and Prehistoric Creatures)
by Susan H. Gray
- Price$17.07
- Rating5.0
- Reviews1
-
Ammonoids (Exploring Dinosaurs and Prehistoric Creatures)
by Susan H. Gray
- Price$17.07
- Rating3.2
- Reviews3
-
Tyrannosaurus Rex (Introducing Dinosaurs)
by Susan H. Gray
- Price$15.64
- Rating5.0
- Reviews1
-
Ichthyosaurs (Exploring Dinosaurs and Prehistoric Creatures)
by Susan H. Gray
- Price$17.07
- Reviews-
-
Spinosaurus (Introducing Dinosaurs)
by Susan H. Gray
- Price$15.64
- Rating4.5
- Reviews5
-
Glyptodonts (Exploring Dinosaurs and Prehistoric Creatures)
by Susan H. Gray
- Price$17.07
- Reviews-
-
Iguanodon (Exploring Dinosaurs and Prehistoric Creatures)
by Susan H. Gray
- Price$17.07
- Reviews-
-
Triceratops (Introducing Dinosaurs)
by Susan H. Gray
- Price$15.64
- Rating5.0
- Reviews4
-
Maiasaura (Introducing Dinosaurs)
by Susan H. Gray
- Price$15.64
- Rating3.0
- Reviews2
Main categories
FAQ
How many books does Susan H. Gray have on Amazon?
KDPTop tracks 16 of their books; 16 made an Amazon list in the last 30 days.
Which categories does Susan H. Gray publish in?
Their books chart most often in Fossils, Nature, Dinosaurs.
How does Susan H. Gray price their books?
The median price is $15.64; half of the books cost $15.64–$17.07.
Has Susan H. Gray 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.