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Brian Pack: Amazon KDP author data
Brian Pack has 21 books on Amazon, 21 of them on a best-seller list in the last 30 days (best rank #8), mostly in Analytic, Chemistry, General & Reference.
21Books on Amazon
21Listed in 30 days
5.0Average rating
| Median price | $1.50 |
|---|---|
| Price range (middle 50%) | $1.50 – $1.50 |
| Median reviews | 2 |
| Total reviews | 2 |
| New books (30 days) | 0 |
| Breakout books (30 days) | 0 |
What stands out
- 100% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- Median price $1.50, 85% below the median of their main category, Analytic.
Brian Pack's best-ranked books
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Chemistry Tutorial: Chemical Formulas of Compounds
by Brian Pack
- Price$3
- Reviews-
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Reaction Kinetics - Mechanisms (Chemistry Tutorial Book 15)
by Brian Pack
- Price$1.50
- Reviews-
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Dimensional Analysis, Measurement, Calculation: Chemistry Tutorial
by Brian Pack
- Price$3
- Reviews-
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Oxidation Reduction - Reactions and Voltage: Chemistry Tutorial
by Brian Pack
- Price$1.50
- Reviews-
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Solving Problems With Moles: Chemistry Tutorial
by Brian Pack
- Price$3
- Reviews-
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Empirical Formula of Compounds: Chemistry Tutorial
by Brian Pack
- Price$1
- Reviews-
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Acids and Bases Introduction: Chemistry Tutorial
by Brian Pack
- Price$1.50
- Reviews-
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Oxidation Reduction - Balancing Equations: Chemistry Tutorial
by Brian Pack
- Price$1.50
- Reviews-
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Oxidation Reduction - Introduction: Chemistry Tutorial
by Brian Pack
- Price$1.50
- Reviews-
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Chemical Electrolysis: Chemistry Tutorial
by Brian Pack
- Price$1.50
- Reviews-
Main categories
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.