# Category

Hummingbird offers a free, turnkey e-book and audiobook retailing platform. The platform allows bookstores, publishers, media, nonprofits, bloggers, and others to compete with Amazon, Apple, and Barnes & Noble in the digital arena.

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Each merchant gets its own branded and customizable storefront for their customers to use for the discovery, purchasing, and downloading of e-books and audiobooks. They also get a robust branded app for reading and listening.

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Merchants can sell directly to their customers from the full catalogs of more than 3,400 publishers, including Workman, S& S, Hachette, Macmillan, HarperCollins, Penguin Random House, etc.

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There are never any fees involved. Merchants get their customers' email addresses and make up to 25 percent of every sale.

Questions? Please email us at Support@HummingbirdDM.com. Thanks!

Cubed

Erno Rubik

$13.99

Bayesian Statistics for Experimental Scientists

Richard A. Chechile

$40.99

Sacred Geometry

Jemma Foster

$7.99

TeeJay SQA National 4 Applications of Mathematics

Thomas Strang

$9.99

x + y

Eugenia Cheng

$16.99

Pluses and Minuses

Stefan Buijsman

$12.99

Fy Nodiadau Adolygu: CBAC U2 Mathemateg (My Revision Notes: WJEC A2 Mathematics Welsh-language edition)

Sophie Goldie, Rose Jewell

$9.99

The Rise of Statistical Thinking, 1820–1900

Theodore M. Porter

$27.95

Trust in Numbers

Theodore M. Porter

$27.95

AP Statistics Premium

Martin Sternstein

$13.99

Regents Exams and Answers Geometry 2020

Andre Castagna

$7.99

An Invitation to Modern Number Theory

Steven J. Miller, Ramin Takloo-Bighash

$82.00

AP Calculus AB Prep Plus 2020 & 2021

Kaplan Test Prep

$12.99

AP Calculus BC Prep Plus 2020 & 2021

Kaplan Test Prep

$12.99

AP Calculus

Dennis Donovan, David Bock

$9.99

AP Calculus Premium

David Bock, Dennis Donovan

$11.99

The Rules of Contagion

Adam Kucharski

$17.99

Cohomology of Quotients in Symplectic and Algebraic Geometry. (MN-31), Volume 31

Frances Clare Kirwan

$70.00

Polyominoes

Solomon W. Golomb

$30.00

A Mathematical Theory of Evidence

Glenn Shafer

$42.95

Mathematics in Ancient Iraq

Eleanor Robson

$75.00

Let's Review Regents: Geometry 2020

Andre Castagna

$9.99

Quantization of Gauge Systems

Marc Henneaux, Claudio Teitelboim

$104.00

Berkeley Lectures on p-adic Geometry

Peter Scholze, Jared Weinstein

$75.00

Let's Review Regents: Algebra I 2020

Gary M. Rubinstein

$14.99

Regents Exams and Answers: Algebra I 2020

Gary M. Rubinstein

$9.99

The Mathematics of the Gods and the Algorithms of Men

Paolo Zellini

$18.99

Spectra and Pseudospectra

Lloyd N. Trefethen, Mark Embree

$105.00

Statistics in Theory and Practice

Robert Lupton

$95.00

Regents Exams and Answers: Algebra II 2020

Gary Michael Rubinstein

$9.99