KDP categories · Top KDP authors
Martha Day Zschock: Amazon KDP author data
As of Nov 6, 2026, Martha Day Zschock has 19 books on Amazon, 13 of them on a best-seller list in the last 30 days (best rank #7), mostly in Beaches, Skiing, Arctic & Antarctica.
| Median price | $9.95 |
|---|---|
| Price range (middle 50%) | $9.22 – $9.95 |
| Median reviews | 22 |
| Total reviews | 1,241 |
| New books (30 days) | 0 |
| Breakout books (30 days) | 0 |
What stands out
- 68% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- Median price $9.95, 33% below the median of their main category, Beaches.
Martha Day Zschock's best-ranked books
-
Hello, Puerto Rico!
by Martha Day Zschock
- Price$9.95
- Rating4.9
- Reviews88
-
Hello, New Mexico!
by Martha Day Zschock
- Price$9.95
- Rating4.9
- Reviews44
-
Hello, Alaska!
by Martha Day Zschock
- Price$9.95
- Rating4.8
- Reviews41
-
Hello, New Hampshire!
by Martha Day Zschock
- Price$9.95
- Rating4.9
- Reviews19
-
Hello, Georgia!
by Martha Day Zschock
- Price$9.99
- Rating5.0
- Reviews2
-
Hello, Seattle!
by Martha Day Zschock
- Price$9.95
- Rating5.0
- Reviews22
-
Hello, Grand Canyon!
by Martha Day Zschock
- Price$9.95
- Rating5.0
- Reviews3
-
Hello, Pirates!
by Martha Day Zschock
- Price$6.53
- Rating5.0
- Reviews1
-
Hello, Florida!
by Martha Day Zschock
- Price$7.67
- Rating4.8
- Reviews177
-
Hello, Mountain!
by Martha Day Zschock
- Price$9.99
- Rating5.0
- Reviews3
Main categories
FAQ
How many books does Martha Day Zschock have on Amazon?
KDPTop tracks 19 of their books; 13 made an Amazon list in the last 30 days.
Which categories does Martha Day Zschock publish in?
Their books chart most often in Beaches, Skiing, Arctic & Antarctica.
How does Martha Day Zschock price their books?
The median price is $9.95; half of the books cost $9.22–$9.95.
Has Martha Day Zschock 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.