Ponder 的 KDP 数据
Ponder 在 Amazon 有 14 本书，近 30 天有 12 本上过榜，最好排名 #9，主要在科学、自然与原理、儿童非虚构、Astronomy。
14Amazon 上的书
12近 30 天上榜书
4.8平均评分
| 价格中位数 | $12.99 |
|---|---|
| 价格区间（中间 50%） | $6.99 – $14.99 |
| 评论中位数 | 6 |
| 评论总数 | 77 |
| 近 30 天新书 | 12 |
| 近 30 天突围新书 | 7 |
数据解读
- 近 30 天 86% 的书上过榜，整个书目都在卖，不靠单本。
- 定价中位 $12.99，比主类目「科学、自然与原理」的中位价高 86%。
- 近 30 天新上 12 本，其中 7 本冲进了畅销榜。
Ponder 排名最好的书
-
Aviators — The Ones Who Learned to Fly: 15 True Stories of the Daring Pilots Who Taught the World to Fly: Wright Brothers, Amelia Earhart, Tuskegee Airmen, ... Kids (Prof. Ponder's Time Travelogues)
作者 Ponder
- 价格$12.99
- 评分5.0
- 评论1
-
The Earth Casebook: Fun Tales, 257 True Facts, and the Science Behind the Strangest Places on Our Planet — for Curious Kids (Prof. Ponder's Field Diaries)
作者 Ponder
- 价格$6.99
- 评分4.8
- 评论13
-
The Deep Space Casebook: Fun Tales, 193 True Facts, and the Science Behind the Stars, Black Holes, Galaxies, and the Universe — for Curious Kids (Prof. Ponder's Field Diaries)
作者 Ponder
- 价格$6.99
- 评分4.7
- 评论11
-
Astronomers — The Ones Who Read the Sky: 15 True Stories of the Stargazers Who Measured the Universe: Galileo, Caroline Herschel, Vera Rubin, and 12 More ... Kids (Prof. Ponder's Time Travelogues)
作者 Ponder
- 价格$12.99
- 评分5.0
- 评论1
-
The Wildlife Casebook: Fun Tales, 169 True Facts, and the Science Behind the World’s Most Amazing Animals — for Curious Kids (Prof. Ponder's Field Diaries)
作者 Ponder
- 价格$6.99
- 评分4.5
- 评论5
-
The Dinosaur Casebook: Fun Tales, 180 True Facts, and the Science Behind T. rex, Triceratops, Fossils, and Prehistoric Life — for Curious Kids (Prof. Ponder's Field Diaries)
作者 Ponder
- 价格$6.99
- 评分4.7
- 评论8
-
The Outer Space Casebook: Fun Tales, 185 True Facts, and the Science Behind the Solar System, Planets, and Stars — for Curious Kids (Prof. Ponder's Field Diaries)
作者 Ponder
- 价格$6.99
- 评分4.6
- 评论11
-
The Deep Space Casebook: Fun Tales, 193 True Facts, and the Science Behind the Stars, Black Holes, Galaxies, and the Universe — for Curious Kids (Prof. Ponder's Field Diaries)
作者 Ponder
- 价格$14.99
- 评分4.6
- 评论12
-
The Dinosaur Casebook: Fun Tales, 180 True Facts, and the Science Behind T. rex, Triceratops, Fossils, and Prehistoric Life — for Curious Kids (Prof. Ponder's Field Diaries)
作者 Ponder
- 价格$14.99
- 评分4.7
- 评论8
-
The Wildlife Casebook: Fun Tales, 169 True Facts, and the Science Behind the World’s Most Amazing Animals — for Curious Kids (Prof. Ponder's Field Diaries)
作者 Ponder
- 价格$14.99
- 评分5.0
- 评论4
主要上榜类目
数据说明
数据来自 KDPTop 每天对 Amazon 公开榜单页面的抓取，中位数基于最新一期畅销榜。机会分综合了评论门槛、低评论书占比、榜单更替、新书占比和价格，0–100 分，越高越容易进入。