KDP categories · Top KDP authors
Peterside publishing: Amazon KDP author data
As of Nov 6, 2026, Peterside publishing has 10 books on Amazon, 6 of them on a best-seller list in the last 30 days (best rank #3), mostly in Test Preparation, Test Preparation & Review, Medical Assistants.
| Median price | $12.99 |
|---|---|
| Price range (middle 50%) | $12.99 – $25.74 |
| Median reviews | 6 |
| Total reviews | 46 |
| New listings (30 days, incl. new editions) | 2 |
| Breakout books (30 days) | 1 |
What stands out
- 60% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- Median price $12.99, 30% above the median of their main category, Test Preparation.
Peterside publishing's best-ranked books
-
CRCST Exam Prep 2026–2027: Complete Sterile Processing Technician Study Guide 400+ Practice Questions, Decontamination, Sterilization & Surgical Instrument ID Made Simple for Fast Trackers
by Peterside publishing
- Price$12.99
- Rating4.0
- Reviews6
-
NCCCO Mobile Crane Operator Exam Prep 2026–2027: CCO Certification Study Guide 1,000+ Practice Questions, Load Chart Reading & Rigging Math Made Simple with Worked Examples
by Peterside publishing
- Price$29.99
- Rating4.2
- Reviews12
-
NYC MTA Conductor Study Guide 2026–2027: Complete Exam Prep for NYC Transit Exam No.6626 with 1,000+ Practice Questions, Full-Length Tests, Flashcards & Study Strategies to Rank High on Hiring List
by Peterside publishing
- Price$0.99
- Rating4.0
- Reviews6
-
NCCCO Mobile Crane Operator Exam Prep 2026–2027: CCO Certification Study Guide 1,000+ Practice Questions, Load Chart Reading & Rigging Math Made Simple with Worked Examples
by Peterside publishing
- Price$12.99
- Rating3.8
- Reviews8
-
MTA Station Agent Exam Prep 2026–2027: Complete NYC Transit Study Guide for Exam 6617, 1,000+ Practice Questions, Full-Length Tests & SJT Tactics to Rank at the Top of the Hiring List
by Peterside publishing
- Price$12.99
- Rating5.0
- Reviews4
-
CRCST Exam Prep 2026–2027: Complete Sterile Processing Technician Study Guide 400+ Practice Questions, Decontamination, Sterilization & Surgical Instrument ID Made Simple for Fast Trackers
by Peterside publishing
- Price-
- Rating4.0
- Reviews6
- Published2026-07
-
NYC MTA Conductor Study Guide 2026–2027: Complete Exam Prep for NYC Transit Exam No.6626 with 1,000+ Practice Questions, Full-Length Tests, Flashcards ... Strategies to Rank High on the Hiring List
by Peterside publishing
- Price$29.99
- Rating4.0
- Reviews6
-
EPA 608 Certification Study Guide 2026–2027: Complete HVAC Refrigerant Handling Exam Prep for Core, Type I, II, III & Universal, Updated for A2L & the HFC Phase-Down | 600+ Practice Questions
by Peterside publishing
- Price$0
- Rating5.0
- Reviews1
- Published2026-07
-
CNOR Study Guide 2026-2027: 10 Full-Length Practice Tests, 4,000+ Questions, Flashcards & 90-Day Study Plan, Perioperative Nursing Certification Updated for the 2027 Six-Domain Blueprint
by Peterside publishing
- Price-
- Reviews-
- Published2026-08
-
CBSPD Practice Test 2026–2027: Complete Central Service Technician Certification Study Guide, 400+ Questions on Decontamination, Sterilization & Instrument ID | No Medical Background Needed
by Peterside publishing
- Price$0
- Reviews-
- Published2026-07
Main categories
FAQ
How many books does Peterside publishing have on Amazon?
KDPTop tracks 10 of their books; 6 made an Amazon list in the last 30 days.
Which categories does Peterside publishing publish in?
Their books chart most often in Test Preparation, Test Preparation & Review, Medical Assistants.
How does Peterside publishing price their books?
The median price is $12.99; half of the books cost $12.99–$25.74.
Has Peterside publishing released new books recently?
2 new books in the last 30 days, 1 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.