KDP categories · Top KDP authors
Mason Ridley: Amazon KDP author data
As of Nov 6, 2026, Mason Ridley has 17 books on Amazon, 9 of them on a best-seller list in the last 30 days (best rank #1), mostly in Education & Reference, History, Science & Technology.
| Median price | $14.49 |
|---|---|
| Price range (middle 50%) | $1.99 – $14.99 |
| Median reviews | 101 |
| Total reviews | 1,939 |
| New books (30 days) | 4 |
| Breakout books (30 days) | 4 |
What stands out
- 53% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- Median price $14.49, 27% above the median of their main category, Education & Reference.
- 4 new books in the last 30 days, 4 of them broke into a Best Sellers list.
Mason Ridley's best-ranked books
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Christmas Advent Calendar Book for Smart Girls: STEM Rare & Unusual Holiday Facts, Science Experiments, Riddles, Dad Jokes, Would You Rathers and XMAS Stories for Kids & Teens – Ages 8 to 14 (Gift)
by Mason Ridley
- Price$1.99
- Rating4.8
- Reviews60
- Published2026-09
-
Super Halloween Activity Book For Smart Girls: History, Facts, Jokes, Puns, Coloring + Logic Grid, Maze, Would You Rather, 2 Truths & a Lie, Wordsearch, Crossword Puzzles & More - Ages 8 to 14 (Gift)
by Mason Ridley
- Price$13.99
- Rating4.8
- Reviews85
-
Incredible History & Fascinating Animal Facts For Smart Girls: Rare & Unusual Weighty Words, Geography Knowledge, Trivia & Two Truths & A Lie Activities for Kids & Teens with Curious Minds (Gift)
by Mason Ridley
- Price$1.99
- Rating4.8
- Reviews101
-
Incredible History & Fascinating Animal Facts For Smart Girls: Rare & Unusual Weighty Words, Geography Knowledge, Trivia & Two Truths & A Lie Activities for Kids & Teens with Curious Minds (Gift)
by Mason Ridley
- Price$14.49
- Rating4.8
- Reviews101
-
Super Fun Travel Activity Book For Smart Girls: 300+ Puzzles, Mazes, Crosswords, Trivia, Riddles, Wordsearches, Sudoku, Facts, Coloring & Street Smart Tips – Road Trip & Airplane - Ages 8–14 (Gift)
by Mason Ridley
- Price$14.49
- Rating4.7
- Reviews114
- Published2026-05
-
The Rare and Unusual Knowledge Book for Smart Girls: Interesting Facts for Intelligent & Curious Kids and Teens - Mind Games, Trivia, Puzzles, Riddles ... Screen-Free Activities (Educational Gift)
by Mason Ridley
- Price$1.99
- Rating4.6
- Reviews256
-
Christmas Advent Calendar Book for Smart Girls: STEM Rare & Unusual Holiday Facts, Science Experiments, Riddles, Dad Jokes, Would You Rathers and XMAS Stories for Kids & Teens – Ages 8 to 14 (Gift)
by Mason Ridley
- Price$13.99
- Rating4.8
- Reviews60
- Published2026-09
-
Systematic Theology For Teen Girls: A Complete Christian Handbook to Learn About Faith, Friends, and Becoming a Godly Woman - 150 Daily 5-Minute Bible Lessons + Trivia, Riddles and Facts (Gift)
by Mason Ridley
- Price$14.99
- Rating4.7
- Reviews24
- Published2026-03
-
Systematic Theology For Teen Girls: A Complete Christian Handbook to Learn About Faith, Friends, and Becoming a Godly Woman - 150 Daily 5-Minute Bible Lessons + Trivia, Riddles and Facts (Gift)
by Mason Ridley
- Price$0.99
- Rating4.7
- Reviews24
-
The Rare and Unusual Knowledge Book for Smart Girls: Interesting Facts for Intelligent & Curious Kids and Teens - Mind Games, Trivia, Puzzles, Riddles and Fun Screen-Free Activities
by Mason Ridley
- Price$14.97
- Rating4.6
- Reviews252
- Published2025-12
Main categories
FAQ
How many books does Mason Ridley have on Amazon?
KDPTop tracks 17 of their books; 9 made an Amazon list in the last 30 days.
Which categories does Mason Ridley publish in?
Their books chart most often in Education & Reference, History, Science & Technology.
How does Mason Ridley price their books?
The median price is $14.49; half of the books cost $1.99–$14.99.
Has Mason Ridley released new books recently?
4 new books in the last 30 days, 4 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.