KDP categories · Top KDP authors
Cody J. Rumsey: Amazon KDP author data
As of Nov 6, 2026, Cody J. Rumsey has 10 books on Amazon, 8 of them on a best-seller list in the last 30 days (best rank #10), mostly in Study Aids, Children's General Study Aids, Journal Writing.
| Median price | $13.66 |
|---|---|
| Price range (middle 50%) | $13.50 – $13.99 |
| Median reviews | 2 |
| Total reviews | 20 |
| New books (30 days) | 8 |
| Breakout books (30 days) | 2 |
What stands out
- 80% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- Median price $13.66, 52% above the median of their main category, Study Aids.
- 8 new books in the last 30 days, 2 of them broke into a Best Sellers list.
Cody J. Rumsey's best-ranked books
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The World Geography Workbook for Grades 8–12: Analyze Places, People & Patterns Across a Changing World
by Cody J. Rumsey
- Price$13.50
- Rating5.0
- Reviews2
-
CIVICS WORKBOOK FOR GRADES 5–8: Understand Government, Know Your Rights & Become an Active Citizen
by Cody J. Rumsey
- Price$13.50
- Rating5.0
- Reviews3
-
ANCIENT CIVILIZATIONS WORKBOOK FOR KIDS: Explore Ancient Worlds, Discover Lost Cultures & Connect the Past to Today
by Cody J. Rumsey
- Price$13.99
- Rating5.0
- Reviews3
-
STEM Activity Workbook for Kids: Build, Experiment, Explore & Solve Real-World Problems
by Cody J. Rumsey
- Price$13.99
- Rating5.0
- Reviews3
-
Middle School Novel Unit Workbook: A Flexible Reading Guide for Comprehension Literary Analysis and Critical Thinking
by Cody J. Rumsey
- Price$13.33
- Rating5.0
- Reviews2
-
POETRY PROMPT WORKBOOK FOR KIDS: Creative Writing Prompts to Spark Imagination, Expression & a Unique Poetic Voice
by Cody J. Rumsey
- Price$13.66
- Rating5.0
- Reviews2
-
CAMPING ACTIVITY WORKBOOK FOR KIDS: Outdoor Skills, Nature Adventures & Fun Challenges for Young Campers
by Cody J. Rumsey
- Price$13.99
- Rating5.0
- Reviews2
- Published2026-09
-
The Complete U.S. Geography Workbook for Grades 4, 5 And 6: Explore States, Regions, Landforms & the Geography That Shapes America
by Cody J. Rumsey
- Price$13.99
- Rating5.0
- Reviews1
-
PMP Exam Prep Workbook: Scenario-Based: Practice, Project Decisions, Exam Readiness. Pass With Confidence.
by Cody J. Rumsey
- Price-
- Rating5.0
- Reviews1
- Published2026-09
-
SPOT THE DIFFERENCE WORKBOOK: 100 Brain-Teasing Puzzles to Boost Focus and Observation Skills for Ages 6-10
by Cody J. Rumsey
- Price$13.50
- Rating5.0
- Reviews1
- Published2026-09
Main categories
FAQ
How many books does Cody J. Rumsey have on Amazon?
KDPTop tracks 10 of their books; 8 made an Amazon list in the last 30 days.
Which categories does Cody J. Rumsey publish in?
Their books chart most often in Study Aids, Children's General Study Aids, Journal Writing.
How does Cody J. Rumsey price their books?
The median price is $13.66; half of the books cost $13.50–$13.99.
Has Cody J. Rumsey released new books recently?
8 new books in the last 30 days, 2 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.