KDP categories · Top KDP authors
Samuel John: Amazon KDP author data
As of Nov 6, 2026, Samuel John has 32 books on Amazon, 30 of them on a best-seller list in the last 30 days (best rank #3), mostly in Earthquakes & Volcanoes, Ancient, Central & South America.
| Median price | $4.99 |
|---|---|
| Price range (middle 50%) | $3.99 – $12.99 |
| Median reviews | 29 |
| Total reviews | 1,654 |
| New books (30 days) | 0 |
| Breakout books (30 days) | 0 |
What stands out
- 94% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- Median price $4.99, 61% below the median of their main category, Earthquakes & Volcanoes.
Samuel John's best-ranked books
-
Christopher Columbus and the Discovery of America Explained for Children: Learn all about the arrival of Columbus in the New World (Educational books for kids)
by Samuel John
- Price$3.99
- Rating4.6
- Reviews21
-
Volcanoes For kids: Educational science book for learning about volcanoes (Educational books for kids)
by Samuel John
- Price$3.99
- Rating4.5
- Reviews215
-
Ancient Egypt: Stories of Pyramids, Pharaohs, and Discoveries: Epic Adventures for Kids about the Egyptian Civilization (Middle Grade History Books for Kids Ages 8 to 13)
by Samuel John
- Price$4.99
- Rating4.4
- Reviews52
-
Christopher Columbus and the Journey That Changed the World: An Epic Adventure for Kids About the Discovery of America (Middle Grade History Books for Kids Ages 8 to 13)
by Samuel John
- Price$4.99
- Rating4.5
- Reviews15
-
I Want to Be a Police Officer: Children's book to learn about the functions and duties of the police (Children's picture books)
by Samuel John
- Price$3.99
- Rating4.1
- Reviews29
-
Ancient Egypt for Kids: Learn About Pyramids, Mummies, Pharaohs, Gods, and More! (Educational books for kids)
by Samuel John
- Price$3.99
- Rating4.2
- Reviews111
-
Christopher Columbus and the Discovery of America Explained for Children: Learn all about the arrival of Columbus in the New World (Educational books for kids)
by Samuel John
- Price$12.99
- Rating4.6
- Reviews21
-
Los Volcanes │Explicado Para Niños : Aprende qué son, cómo se forman, cuáles son sus partes y mucho más │Libro Infantil Educativo (Libros Infantiles Educativos) (Spanish Edition)
by Samuel John
- Price$3.99
- Rating4.2
- Reviews66
-
The World of Dinosaurs for Kids: Learn about prehistoric animals that lived during the Triassic, Jurassic, and Cretaceous periods (Educational books for kids)
by Samuel John
- Price$3.99
- Rating4.2
- Reviews25
-
Roman Empire for Kids: The history from the founding of Ancient Rome to the fall of the Roman Empire (Educational books for kids)
by Samuel John
- Price$3.99
- Rating4.0
- Reviews32
Main categories
FAQ
How many books does Samuel John have on Amazon?
KDPTop tracks 32 of their books; 30 made an Amazon list in the last 30 days.
Which categories does Samuel John publish in?
Their books chart most often in Earthquakes & Volcanoes, Ancient, Central & South America.
How does Samuel John price their books?
The median price is $4.99; half of the books cost $3.99–$12.99.
Has Samuel John 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.