KDP categories · Top KDP authors
Graduate Preparation (Graduate School, Books): Amazon KDP category data
Amazon Books Best Sellers data for Graduate Preparation (Graduate School, Books), updated Nov 2, 2026: median price $24.92, median 12 reviews, average rating 4.5 and a KDPTop opportunity score of 30/100 (highly competitive).
| Price range (middle 50%) | $13.91 – $29.92 |
|---|---|
| Average rating | 4.5 |
| New releases (90 days) | 11% |
| Books on the list | 98 |
| Store | Books |
What stands out
- Its median reviews are 7% of the parent category Graduate School (166), one of the easier corners under it.
- Its review barrier is lower than in 80% of Books categories: the median best seller has only 12 reviews, so new books can chart with few.
- At $24.92 its median price beats 83% of Books categories, leaving more margin per copy.
Top 10 Graduate Preparation best sellers
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GED Total Test Prep: The Complete & Up-to-Date Study Guide to ACE the GED Exam and Achieve Your Best Score. Step-by-Step Guidance, Practice That Works, Proven Expert Tips
- List rank#1
- Price$29.73
- Rating4.4
- Reviews753
-
GED TEST PREP: The Complete Study Guide to Master All GED Subjects and Achieve Your Best Score | Includes 10 Full-Length Practice Tests + EXTRA Weekly Exams | Ideal for Adults, Students & ESL Learners
by Jason Perle
- List rank#2
- Price$25.77
- Rating4.5
- Reviews627
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Certified Clinical Documentation Specialist (CCDS) Exam Study Guide 2026–2027: Blueprint-Mapped Review with Study Plans, 1000+ Practice Questions, 7 Full-Length Exams, Answer Key, Detailed Rationales
by Syllabrium Publishing
- List rank#3
- Price$27.99
- Rating5.0
- Reviews16
-
MCAT Exam Prep: The All-in-One Complete Guide with 5 Full-Length Practice Tests, 1000+ Questions, and a High-Yield Topics Strategy to Conquer the MCAT | The Fast Track to Top-Tier MD Schools
by LuxMentis Press
- List rank#4
- Price$40.24
- Rating4.6
- Reviews252
-
CSCS Certified Strength & Conditioning Specialist Exam Prep: Study Guide that highlights the knowledge required to pass the CSCS Exam to become a Certified Strength & Conditioning Coach.
by CPT Exam Prep Team
- List rank#5
- Price$39.99
- Rating4.6
- Reviews107
-
5 lb. Book of GRE Practice Problems Problems on All Subjects, Includes 1,800 Test Questions and Drills, Online Study Guide and Lessons from Interact for GRE (Manhattan Prep 5 lb)
- List rank#6
- Price$38.97
- Rating4.6
- Reviews5,178
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GED Exam Prep for Adult Learners: The Ultimate Shortcut to Your High School Equivalency Diploma! Build Confidence with Essential Strategies, Clear Reviews & Practice Tests. Designed for busy adults!
by Revo Prep
- List rank#7
- Price$27.97
- Rating4.6
- Reviews168
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GRE Study Guide: The Ultimate Shortcut to Your Dream Score! Boost Confidence with Essential Strategies, Comprehensive Reviews and Full-Length Practice Tests. Master the New Format & Beat the Clock!
by Revo Prep
- List rank#8
- Price$23.99
- Rating4.8
- Reviews126
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GRE® Psychology Subject Test Prep 2025-2026: High-Yield Review, 500 Plus Practice Questions & Full Answer Explanations, Test-Taking Strategies
by NIKKI JACOBS
- List rank#9
- Price$30.99
- Rating5.0
- Reviews1
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NBEO Part 3 Clinical Skills Checklist: Step-by-Step Practice Checklists Exam Prep for Anterior & Posterior Segment Skills
by EyeCare Clinical Notes
- List rank#10
- Price$9.99
- Rating5.0
- Reviews2
FAQ
Is Graduate Preparation a good niche for Amazon KDP?
Its KDPTop opportunity score is 30/100, which makes it highly competitive. The median best seller has 12 reviews and sells for $24.92.
How many reviews do you need to rank in Graduate Preparation?
The median best seller has 12 reviews, and 86% of them have fewer than 100.
What do Graduate Preparation best sellers cost?
The median price is $24.92; half of the best sellers are priced between $13.91 and $29.92.
Can new books break into Graduate Preparation?
11% of the current best sellers were released in the last 90 days.
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.