KDP categories · Top KDP authors
Riddlehaus: Amazon KDP author data
As of Nov 6, 2026, Riddlehaus has 14 books on Amazon, 6 of them on a best-seller list in the last 30 days (best rank #1), mostly in Logic & Brain Teasers, Puzzles, Puzzles & Games.
| Median price | $15.27 |
|---|---|
| Price range (middle 50%) | $14.89 – $15.99 |
| Median reviews | 21 |
| Total reviews | 933 |
| New listings (30 days, incl. new editions) | 5 |
| Breakout books (30 days) | 4 |
What stands out
- Median price $15.27, 338% above the median of their main category, Logic & Brain Teasers.
- 5 new listings in the last 30 days (new editions included), 4 of them broke into a Best Sellers list.
Riddlehaus's best-ranked books
-
Mystery Escape Room Advent Calendar for Adults: 24 Secrets Are Hidden in Bramblewood Cabin. Will You Solve Them All Before Christmas?
by Riddlehaus
- Price$16.99
- Rating4.1
- Reviews524
-
Escape Room Advent Calendar for Adults: Trapped on the Night Express. Solve 24 Puzzles to Escape. Will You Make It Out Before Christmas?
by Riddlehaus
- Price$15.99
- Rating4.5
- Reviews43
- Published2026-09
-
Murder Mystery Advent Calendar for Adults: The Secret of Harbour Inn | 24 Days to Solve a Coastal Case. Will You Find the Culprit Before Christmas?
by Riddlehaus
- Price$15.99
- Rating4.8
- Reviews21
- Published2026-10
-
Murder Mystery Advent Calendar for Adults: The Secret of Harbour Inn | 24 Days to Solve a Coastal Case. Will You Find the Culprit Before Christmas?
by Riddlehaus
- Price$2.99
- Rating4.8
- Reviews21
-
Escape Room Advent Calendar for Adults: Trapped on the Night Express. Solve 24 Puzzles to Escape. Will You Make It Out Before Christmas?
by Riddlehaus
- Price$2.99
- Rating4.5
- Reviews43
-
Escape Room Adventskalender: Das Geheimnis der Nebelforst-Hütte: Knacke die 24 Rätsel und entkomme rechtzeitig vor Weihnachten | Der Rätsel Adventskalender für Erwachsene und Teenager
by Riddlehaus
- Price$17.29
- Rating4.2
- Reviews209
-
Escape Room Adventskalender: Gefangen im Nachtexpress. Knacke die 24 Rätsel und entkomme rechtzeitig vor Weihnachten | Der Rätsel-Adventskalender für Erwachsene und Teenager (German Edition)
by Riddlehaus
- Price$15.12
- Rating4.7
- Reviews21
-
Calendario dell'Avvento Escape Room per adulti: Fuga dal Night Express | Risolvi 24 enigmi per svelare il mistero. Riuscirai a salvare il Natale? (Italian Edition)
by Riddlehaus
- Price$15.42
- Rating4.5
- Reviews19
-
Calendrier de l’Avent Escape Game pour Adultes : Le Mystère de l'Express de Nuit | Résolvez 24 énigmes pour percer le mystère. Parviendrez-vous à vous échapper avant Noël ? (French Edition)
by Riddlehaus
- Price$13.98
- Rating5.0
- Reviews16
-
Calendario de Adviento Escape Room para adultos: El misterio del Expreso Nocturno. 24 enigmas, una sola noche y un tren del que nadie puede bajar. ... escapar antes de Navidad? (Spanish Edition)
by Riddlehaus
- Price$15.99
- Rating5.0
- Reviews9
Main categories
FAQ
How many books does Riddlehaus have on Amazon?
KDPTop tracks 14 of their books; 6 made an Amazon list in the last 30 days.
Which categories does Riddlehaus publish in?
Their books chart most often in Logic & Brain Teasers, Puzzles, Puzzles & Games.
How does Riddlehaus price their books?
The median price is $15.27; half of the books cost $14.89–$15.99.
Has Riddlehaus released new books recently?
5 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.