KDP categories · Top KDP authors
J J Puzzella: Amazon KDP author data
As of Nov 6, 2026, J J Puzzella has 67 books on Amazon, 16 of them on a best-seller list in the last 30 days (best rank #11), mostly in Number Systems, Sudoku, Puzzles.
| Median price | $9.99 |
|---|---|
| Price range (middle 50%) | $6.99 – $10.99 |
| Median reviews | 2 |
| Total reviews | 234 |
| New books (30 days) | 4 |
| Breakout books (30 days) | 1 |
What stands out
- 4 new books in the last 30 days, 1 of them broke into a Best Sellers list.
J J Puzzella's best-ranked books
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1000+ Hard to Extreme Sudoku Puzzles for Adults, Teens, and Seniors: A Brain Training Challenge with Full Solutions and Extra Variants (Classic Sudoku Collection)
by J J Puzzella
- Price$11.99
- Rating4.2
- Reviews19
- Published2025-03
-
Ultimate Sudoku Variants: 500+ Puzzles Across 9 Unique Types Including Killer, Jigsaw, Diagonal, Even-Odd, Hyper, Samurai, and 12×12 & 16×16 Grids (Kindle Scribe Only)
by J J Puzzella
- Price$6.99
- Rating5.0
- Reviews3
-
Extreme Samurai Sudoku Puzzle Book for Adults, Teens And Seniors: 500+ Challenging Sudoku Puzzles Across 100 Samurai Grids with Bonus Variants (Samurai Sudoku Collection)
by J J Puzzella
- Price$9.99
- Rating4.2
- Reviews25
-
Medium Samurai Sudoku for Teens, Adults & Seniors: Travel-Friendly Large Print Puzzle Book with 100 Engaging Sudoku Grids (Samurai Sudoku Collection)
by J J Puzzella
- Price$9.99
- Rating5.0
- Reviews3
- Published2025-08
-
Medium Jigsaw Sudoku for Adults, Teens & Seniors: 500+ Logic-Boosting Puzzles with Killer, Diagonal, Even-Odd & Hyper Variants (Kindle Scribe Only) (Jigsaw Sudoku Collection Book 3)
by J J Puzzella
- Price$6.99
- Rating2.0
- Reviews1
-
500+ Sudoku Puzzles for Adults, Teens & Seniors: Medium Challenges with Solutions, Bonus Variants, and Free Bonus Puzzles (Classic Sudoku Collection)
by J J Puzzella
- Price$9.99
- Rating4.0
- Reviews6
-
Easy Sudoku Variants: 100+ Puzzles Across 9 Unique Types Including Killer, Jigsaw, Diagonal, Even-Odd, Hyper, Samurai, and 12×12 & 16×16 Grids (Kindle Scribe Only)
by J J Puzzella
- Price$4.99
- Reviews-
-
500+ Extreme Sudoku Puzzles for Adults, Teens & Seniors: Very Challenging Puzzles with Solutions, Bonus Variants, and Free Extra Puzzles (Classic Sudoku Collection)
by J J Puzzella
- Price$9.99
- Rating4.2
- Reviews38
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Ultimate Sudoku Variants: 500+ Puzzles Across 9 Unique Variants Including Killer, Jigsaw, Diagonal, Even-Odd, Hyper, Samurai, 12×12 and 16×16
by J J Puzzella
- Price$11.99
- Rating5.0
- Reviews3
- Published2026-03
-
Ultimate Samurai Sudoku: 210 Samurai Puzzles with 1,050+ Sudoku Grids, Bonus Variants, and Solutions for Adults, Teens, and Seniors (Samurai Sudoku Collection)
by J J Puzzella
- Price$12.99
- Rating4.3
- Reviews10
Main categories
FAQ
How many books does J J Puzzella have on Amazon?
KDPTop tracks 67 of their books; 16 made an Amazon list in the last 30 days.
Which categories does J J Puzzella publish in?
Their books chart most often in Number Systems, Sudoku, Puzzles.
How does J J Puzzella price their books?
The median price is $9.99; half of the books cost $6.99–$10.99.
Has J J Puzzella released new books recently?
4 new books 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.