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Robiul Islam Books: Amazon KDP author data
As of Nov 6, 2026, Robiul Islam Books has 30 books on Amazon, 8 of them on a best-seller list in the last 30 days (best rank #23), mostly in Engineering, Science, Nature & How It Works, How Things Work.
| Median price | $7.99 |
|---|---|
| Price range (middle 50%) | $7.68 – $9.99 |
| Median reviews | 1 |
| Total reviews | 6 |
| New books (30 days) | 5 |
| Breakout books (30 days) | 3 |
What stands out
- Median price $7.99, 38% below the median of their main category, Engineering.
- 5 new books in the last 30 days, 3 of them broke into a Best Sellers list.
Robiul Islam Books's best-ranked books
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How Motorcycles Work for Kids Ages 4–8: A Fun Beginner's Guide to Motorcycle Parts, Engines, Safety, and How Bikes Move (Little Engineers Series)
by Robiul Islam Books
- Price$9.99
- Reviews-
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How Rockets Work for Kids Ages 4–8: A Fun and Easy Guide to Rockets, Space Travel, and How Rockets Fly (Little Engineers Series Book 11)
by Robiul Islam Books
- Price$3.99
- Reviews-
- Published2026-10
-
How Ships Work for Kids Ages 4–8: A Fun and Simple Guide to Ship Parts, Engines, Navigation, Cargo, and Life at Sea (Little Engineers Series Book 9)
by Robiul Islam Books
- Price$3.99
- Rating5.0
- Reviews1
-
My First Islamic Book for Kids: Simple Islamic Lessons, Daily Duas & Good Manners for Muslim Children Ages 4–8
by Robiul Islam Books
- Price$3.99
- Reviews-
-
How Cars Work for Kids Ages 4-8: Fun and Simple Car Engine Science Book for Boys and Girls to Learn About Car Engines, Motion, Wheels, Fuel, and How Machines Work (Little Engineers Series)
by Robiul Islam Books
- Price$9.99
- Reviews-
-
How Trucks Work for Kids Ages 4-8: Learn How Trucks Move, Lift, and Work Every Day (Little Engineers Series)
by Robiul Islam Books
- Price$9.99
- Reviews-
- Published2026-06
-
How Trains Work for Kids Ages 4–8: A Fun STEM Adventure to Discover Locomotives, Tracks, Engines, Signals, Stations, and Railway Safety (Little Engineers Series Book 8)
by Robiul Islam Books
- Price$0
- Rating3.5
- Reviews3
- Published2026-07
-
Find the Hidden Letters – A Fun Alphabet & Number Activity Book for Kids Ages 3–6: A Montessori-Inspired Alphabet & Number Activity Book with Fun ... Games (ABC Learning Book Series)
by Robiul Islam Books
- Price$7.57
- Rating5.0
- Reviews1
- Published2026-01
-
Word Search for Kids Ages 6-8: 100 Mega Puzzles with 1000+ Words – Ultimate Fun Activity Book for 1st, 2nd & 3rd Grade (Large Print Vocabulary & Spelling Games)
by Robiul Islam Books
- Price$7.99
- Rating5.0
- Reviews1
- Published2025-12
-
My First Book of Birds for Kids Ages 3–6: Learn Bird Names, Explore Colorful Pictures & Enjoy Fun Coloring Activities (My First Discovery Series)
by Robiul Islam Books
- Price-
- Reviews-
- Published2026-08
Main categories
FAQ
How many books does Robiul Islam Books have on Amazon?
KDPTop tracks 30 of their books; 8 made an Amazon list in the last 30 days.
Which categories does Robiul Islam Books publish in?
Their books chart most often in Engineering, Science, Nature & How It Works, How Things Work.
How does Robiul Islam Books price their books?
The median price is $7.99; half of the books cost $7.68–$9.99.
Has Robiul Islam Books released new books recently?
5 new books in the last 30 days, 3 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.