Kindle eBooks > Science & Math > Reference > Engineering  

Monthly median sales (top 30)
$279
  The median book price
$9.99
Bestseller's daily sales
1
50th book's daily sales
0
Average number of pages per book
183
Monopoly/Olygopoly detected
Yes

Performance tracking

Competitiveness
Volume sales
Book price
Volatility
New releases
Self published

Matching KDP categories

nonfiction > science > reference
57.74%
nonfiction > mathematics > reference
57.74%
nonfiction > technology & engineering > reference
50.0%
nonfiction > social science > reference
50.0%

Keyword requirement

Best selling keywords  

Median title & subtitle length is 12 words:

  • Reverse Osmosis: Principles, Design, and Operation for Water Treatment Professionals: A Comprehensive Guide for Professionals
  • Amateur Radio for the Antisocial: It’s not all about the ragchew
  • The ARRL Operating Manual for Radio Amateurs; Volume 3 and 4
  • Engineering Step by Step: Mastering the Fundamentals of Engineering Across Disciplines: Introduction to Principles, Techniques & Practices
  • Off Grid And Mobile Solar Power For Everyone: Your Smart Solar Guide
  • Indie success
  • 50%
  • Volatility
  • 100%
  • New releases
  • 10.53%
  • KDP Select
  • 33.33%

Extract of the best seller list's front page

#106,499

kindle best category lists

>Allan Hall

 160

#117,337

kindle best category lists

>ARRL Inc.

 46

#875,655

kindle best category lists

>Bob Mayer

 10

#902,726

kindle best category lists

>Matthew Frederick

 274

#911,981

kindle best category lists

>Michael Burnette

 55

Front-page bestsellers:

  Book title Author Publisher Absolute rank Monthly sales volume Price Amazon stars Amazon reviews
1   Reverse Osmosis: Principles, Design, and Operation for Water Treatment Professionals: A Comprehensive Guide for Professionals Venkatesha Perumal Ramasamy Self published N/A $98 $3.50 0
2   Amateur Radio for the Antisocial: It’s not all about the ragchew Allan Hall Self published 106,499 $223 $7.99 160
3   The ARRL Operating Manual for Radio Amateurs; Volume 3 and 4 ARRL Inc. ARRL The National Association for Amateur Radio®; 12th edition 117,337 $279 $9.99 46
4   Ham Radio from Indoors ARRL Inc. ARRL The National Association for Amateur Radio® 211,656 $279 $9.99 2
5   Engineering Step by Step: Mastering the Fundamentals of Engineering Across Disciplines: Introduction to Principles, Techniques & Practices Alex Peterson Self published 233,525 $279 $9.99 1
6   STEM Skills for Teens Step by Step: Building Your Future with Science, Technology, Engineering, and Math (Step By Step Subject Guides) Alex Peterson Self published 234,806 $279 $9.99 0
7   History of Engineering Step by Step: Tracing the Evolution of Engineering Innovation Through the Centuries (Step By Step Subject Guides) Alex Peterson Self published 234,944 $279 $9.99 1
8   Off Grid And Mobile Solar Power For Everyone: Your Smart Solar Guide Lacho Pop MSE Digital Publishing Ltd; 1st edition 240,430 $265 $9.47 96
9   How Technology Works: The Facts Visually Explained (DK How Stuff Works) DK DK 353,423 $279 $9.99 1,182
10   Simply AI (DK Simply) DK Self published 365,477 $223 $7.99 60
11   Mastering HAZOP: A Comprehensive Guide to Hazard and Operability Studies (Process Safety Engineer Book 1) Martin Bardsley Self published 393,846 $279 $9.99 0
12   Formal Safety Assessment (FSA) Methodologies (Process Safety Engineer Book 2) Martin Bardsley Self published 397,172 $279 $9.99 0
13   Simply Emerging Technology: For Complete Beginners (DK Simply) DK DK 471,481 $0 $7.99 37
14   Constructing HF Wire Antennas: Written for Beginners and as a Refresher Jerry E. Bustin Self published 494,260 $0 $4.99 43
15   The Spike: How Our Lives Are Being Transformed by Rapidly Advancing Technologies Damien Broderick N/A 530,044 $0 $9.99 19

Recurrent ideas in the top 30 books: