KDP categories · Top KDP authors
PlayLearn Invent: Amazon KDP author data
As of Nov 6, 2026, PlayLearn Invent has 28 books on Amazon, 15 of them on a best-seller list in the last 30 days (best rank #24), mostly in Gifted Students, Special Education, Education.
| Median price | $17.99 |
|---|---|
| Price range (middle 50%) | $14.99 – $24.99 |
| Median reviews | 3 |
| Total reviews | 85 |
| New listings (30 days, incl. new editions) | 7 |
| Breakout books (30 days) | 5 |
What stands out
- 54% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- 7 new listings in the last 30 days (new editions included), 5 of them broke into a Best Sellers list.
PlayLearn Invent's best-ranked books
-
i-Ready Grade 3 Practice Workbook: Reading and Mathematics: Mock Tests, Targeted Skill Modules, Reading Comprehension, and Math Foundations | 3rd Grade Assessment
by PlayLearn Invent
- Price$25.99
- Rating5.0
- Reviews2
-
i-Ready Test Prep Grade 1 - Math & Reading: Topic-Based Learning, Practice Tests, and Advanced Worksheets: A Complete Workbook
by PlayLearn Invent
- Price$24.99
- Rating4.7
- Reviews4
-
i-Ready Grade 4 Diagnostic Test Prep: Reading and Mathematics Practice workbook: Reading and Math - Question Bank , Sample Tests, Detail Answer Key
by PlayLearn Invent
- Price$24.99
- Rating4.4
- Reviews4
-
i-Ready Grade 2 Reading Diagnostic Test Practice Book: Complete Preparation with Intermediate & Advanced Assessments
by PlayLearn Invent
- Price$17.99
- Reviews-
-
COGAT Test Prep GRADE 1 Workbook with Practice Questions and Sample Test (additional questions online): Gifted and Talented Test Preparation Book (Level 7)
by PlayLearn Invent
- Price$8.99
- Rating5.0
- Reviews9
-
OLSAT Kindergarten Test Prep - Workbook with Practice Questions and Sample Test: Gifted Test Preparation Book (Level A)
by PlayLearn Invent
- Price$14.99
- Rating5.0
- Reviews9
-
i-Ready Kindergarten Maths and Reading Practice Book: Question Bank | Sample Test
by PlayLearn Invent
- Price$24.99
- Rating5.0
- Reviews1
-
COGAT Test Prep GRADE 1 Workbook with Practice Questions and Sample Test (additional questions online): Gifted and Talented Test Preparation Book (Level 7)
by PlayLearn Invent
- Price$13.99
- Rating5.0
- Reviews9
-
i-Ready Grade 4 Reading Diagnostic Test Practice Book: Complete Preparation with Practice Tests, Reading Comprehension, and Detailed Explanations
by PlayLearn Invent
- Price$15.99
- Rating5.0
- Reviews1
-
COGAT - Gifted and Talented Test Prep. WorkBook for Aspirants to be Gifted. GRADE 2 (Level 8)
by PlayLearn Invent
- Price$14.99
- Rating4.7
- Reviews11
- Published2025-08
Main categories
FAQ
How many books does PlayLearn Invent have on Amazon?
KDPTop tracks 28 of their books; 15 made an Amazon list in the last 30 days.
Which categories does PlayLearn Invent publish in?
Their books chart most often in Gifted Students, Special Education, Education.
How does PlayLearn Invent price their books?
The median price is $17.99; half of the books cost $14.99–$24.99.
Has PlayLearn Invent released new books recently?
7 new books in the last 30 days, 5 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.