KDP categories · Top KDP authors
Joyful Journals: Amazon KDP author data
As of Nov 6, 2026, Joyful Journals has 18 books on Amazon, 9 of them on a best-seller list in the last 30 days (best rank #1), mostly in Finite Mathematics, Research, Graph Theory.
| Median price | $7.44 |
|---|---|
| Price range (middle 50%) | $6.90 – $7.99 |
| Median reviews | 7 |
| Total reviews | 6,411 |
| New listings (30 days, incl. new editions) | 0 |
| Breakout books (30 days) | 0 |
What stands out
- 50% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- Median price $7.44, 70% below the median of their main category, Finite Mathematics.
Joyful Journals's best-ranked books
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Graph Paper Composition Notebook: Grid Paper Notebook, Quad Ruled, 100 Sheets (Large, 8.5 x 11) (Graph Paper Notebooks)
by Joyful Journals
- Price$6.99
- Rating4.7
- Reviews3,044
-
Graph Paper Composition Notebook: 4x4 Quad Ruled Graphing Grid Paper | 100 Pages | Pizza Black
by Joyful Journals
- Price$7.95
- Rating4.8
- Reviews49
-
Graph Paper Composition Notebook: 4x4 Quad Ruled Graphing Grid Paper | 100 Pages | Breakfast
by Joyful Journals
- Price$5.89
- Rating4.6
- Reviews7
-
Graph Paper Notebook: 200 Pages, 4x4 Quad Ruled, Grid Paper Composition (Large, 8.5x11 in.)
by Joyful Journals
- Price$11.69
- Rating4.7
- Reviews39
-
Graph Paper 5x5 Graph Ruled Composition Notebook: 5 Squares Per Inch | 100 Pages | Large 8.5 x 11 Inches | Blue (Graph Paper Notebooks)
by Joyful Journals
- Price$6.79
- Rating4.7
- Reviews45
-
Hexagonal Graph Paper Notebook: Small (.2" per side) Hex Grid Graph Composition | Organic Chemistry, Map-Making, Quilting, Art | Rainbow Grid
by Joyful Journals
- Price$7.99
- Rating4.5
- Reviews4
-
Graph Paper Notebook: 4x4 Quad Ruled Composition | Math, Science, Chemistry, Accounting | Pink Heart Doodles
by Joyful Journals
- Price$7.97
- Rating4.7
- Reviews4
-
Graph Paper Composition: Grid Paper Notebook, Quad Ruled, 100 Sheets Graph Paper (Large, 8.5 x 11)
by Joyful Journals
- Price$6.79
- Rating5.0
- Reviews2
-
Graph Paper Composition Notebook: 4x4 Quad Ruled Graphing Grid Paper | 100 Pages | Pink Donuts
by Joyful Journals
- Price$7.89
- Rating4.9
- Reviews11
-
Graph Paper Composition Notebook: Grid Paper Notebook, Quad Ruled, 100 Pages (7x10 in.) (Graph Paper Notebooks)
by Joyful Journals
- Price$15.77
- Rating4.7
- Reviews3,043
- Published2021-09
Main categories
FAQ
How many books does Joyful Journals have on Amazon?
KDPTop tracks 18 of their books; 9 made an Amazon list in the last 30 days.
Which categories does Joyful Journals publish in?
Their books chart most often in Finite Mathematics, Research, Graph Theory.
How does Joyful Journals price their books?
The median price is $7.44; half of the books cost $6.90–$7.99.
Has Joyful Journals released new books recently?
0 new books in the last 30 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.