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Karen Penrose: Amazon KDP author data
As of Nov 6, 2026, Karen Penrose has 62 books on Amazon, 6 of them on a best-seller list in the last 30 days (best rank #36), mostly in Experiments & Projects, Mammals, More Animals.
| Median price | $11.99 |
|---|---|
| Price range (middle 50%) | $8.99 – $14.99 |
| Median reviews | 1 |
| Total reviews | 7 |
| New listings (30 days, incl. new editions) | 5 |
| Breakout books (30 days) | 2 |
What stands out
- Only 10% of the catalog charted in the last 30 days; sales rest on a few titles.
- Median price $11.99, 59% above the median of their main category, Experiments & Projects.
- 5 new listings in the last 30 days (new editions included), 2 of them broke into a Best Sellers list.
Karen Penrose's best-ranked books
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Gliding Through the Treetops: The Secret Life of Australia's Sugar Gliders: Australian Wildlife / Marsupials / Canopy Animals / Nocturnal / Biology / Zoology / Conservation/STEM Science
by Karen Penrose
- Price$6.99
- Reviews-
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Australia's Amazing Echidnas: Exploring Their Spines, Secrets, and Survival: Australian Animals/Outback Wildlife/Monotremes/Egg-Laying Mammals/Conservation/Weird Animals/STEM Learning/Citizen Science
by Karen Penrose
- Price$6.99
- Reviews-
- Published2026-08
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Pufferfish Facts for Kids: The Inflatable Fish of the Sea: Amazing Ocean Animals Facts/ Coral Reefs / Marine Life / Ecosystems / Conservation / ... / Real-Life Photographs / Weird Fish
by Karen Penrose
- Price$13.52
- Rating1.0
- Reviews1
-
Secrets of the Tide Pool: Fun Facts, STEM Activities, and Hidden Ocean Worlds for Kids: Beach Exploration/Ocean Animals/Marine Biology/Seashore ... 3-7/Educational/Citizen Science
by Karen Penrose
- Price$13.99
- Rating1.0
- Reviews1
- Published2026-04
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Secrets of the Tide Pool: Fun Facts and Hidden Ocean Worlds for Kids: Beach Exploration/Ocean Animals/Marine Biology/Seashore Creatures/Intertidal ... 3-7/Research Projects
by Karen Penrose
- Price-
- Rating1.0
- Reviews1
- Published2025-10
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Hidden Hunter: The Secret Life of the Tasselled Wobbegong Shark: Facts for Kid/Camouflage/Australian Wildlife/Ecosystems/Ocean Animals/Coral Reefs/Marine Life/Science/Educational/Conservation/STEM
by Karen Penrose
- Price$0
- Rating5.0
- Reviews1
- Published2026-08
-
Stingrays: Nature's Underwater Gliders: A Kid's Guide to Stingrays /Marine Life/Biology / Ocean Animals/Conservation / Science / Educational/Underwater Creatures/Sea Life
by Karen Penrose
- Price$0
- Rating5.0
- Reviews1
- Published2025-09
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Anglerfish Mysteries: Weird Facts About the Ocean's Spookiest Predator: Ocean Life/Midnight Zone/Deep-Sea Creatures/Conservation/Science for Kids/STEM Activities/Bioluminescence/Fish That Glow in the Dark/Educational/ Kids Nonfiction
by Karen Penrose
- Price-
- Rating3.0
- Reviews1
- Published2025-09
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Narwhals: Unicorns of the Arctic Ocean: Arctic Marine Life/Whales/Migration/Climate Change/Ecosystems/Ocean Animals/Underwater Exploration/STEM Science/Conservation
by Karen Penrose
- Price$0
- Rating4.0
- Reviews1
- Published2026-08
-
Anglerfish Mysteries: Weird Facts and True Science About the Ocean's Spookiest Predator: Ocean Life/Midnight Zone/Deep Sea Creatures/Conservation/STEM Activities/Bioluminescence/Weird Fish
by Karen Penrose
- Price$0
- Reviews-
- Published2026-08
Main categories
FAQ
How many books does Karen Penrose have on Amazon?
KDPTop tracks 62 of their books; 6 made an Amazon list in the last 30 days.
Which categories does Karen Penrose publish in?
Their books chart most often in Experiments & Projects, Mammals, More Animals.
How does Karen Penrose price their books?
The median price is $11.99; half of the books cost $8.99–$14.99.
Has Karen Penrose released new books recently?
5 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.