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Peter Gray: Amazon KDP author data
As of Nov 6, 2026, Peter Gray has 11 books on Amazon, 5 of them on a best-seller list in the last 30 days (best rank #5), mostly in Child Psychology, Child Development & Psychology, Development.
| Median price | $16.49 |
|---|---|
| Price range (middle 50%) | $10.24 – $28.43 |
| Median reviews | 21 |
| Total reviews | 2,483 |
| New books (30 days) | 3 |
| Breakout books (30 days) | 2 |
What stands out
- 3 new books in the last 30 days, 2 of them broke into a Best Sellers list.
Peter Gray's best-ranked books
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Free to Learn: Why Unleashing the Instinct to Play Will Make Our Children Happier, More Self-Reliant, and Better Students for Life
by Peter Gray
- Price$15.99
- Rating4.7
- Reviews1,117
-
Restoring Childhood: How to Set Kids Free in the Age of Anxiety
by Peter Gray
- Price$16.99
- Rating4.2
- Reviews15
-
Free to Learn: Why Unleashing the Instinct to Play Will Make Our Children Happier, More Self-Reliant, and Better Students for Life
by Peter Gray
- Price$10.99
- Rating4.7
- Reviews1,118
- Published2015-02
-
Restoring Childhood: How to Set Kids Free in the Age of Anxiety
by Peter Gray
- Price$32
- Rating4.2
- Reviews15
- Published2026-09
-
-
Libre pour apprendre
by Peter Gray
- Price$17.73
- Rating4.7
- Reviews46
- Published2023-08
-
The End of Education as We Know It: Regenerative Learning for Complex Times
by Peter Gray
- Price$18
- Rating4.9
- Reviews36
- Published2025-01
-
The End of Education as We Know It: Regenerative Learning for Complex Times
by Peter Gray
- Price$17.10
- Rating4.9
- Reviews36
- Published2025-01
-
How Children Acquire "Academic" Skills Without Formal Instruction
by Peter Gray
- Price$9.99
- Rating4.7
- Reviews31
- Published2020-10
-
Mother Nature's Pedagogy: Biological Foundations for Children's Self-Directed Education
by Peter Gray
- Price$9.99
- Rating4.7
- Reviews21
- Published2020-10
Main categories
FAQ
How many books does Peter Gray have on Amazon?
KDPTop tracks 11 of their books; 5 made an Amazon list in the last 30 days.
Which categories does Peter Gray publish in?
Their books chart most often in Child Psychology, Child Development & Psychology, Development.
How does Peter Gray price their books?
The median price is $16.49; half of the books cost $10.24–$28.43.
Has Peter Gray released new books recently?
3 new books in the last 30 days, 2 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.