Pam Pollack Books

Who Is Bono?

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How did an Irish schoolboy become the lead singer of a world-famous rock band and the founder of several humanitarian groups? Track Bono's rise to fame in this exciting addition to the Who Was? ser...

Who Was Ponce de Leon?

By Meg Belviso, Pam Pollack

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Learn the story of Spanish conquistador Juan Ponce de León and how he shaped the history of both Florida and Puerto Rico during the Age of Exploration in this new book from the&nbs...

?Quien fue Ponce de Leon?

By Pam Pollack, Meg Belviso Illustrated By Dede Putra Translated By Yanitzia Canetti

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Learn the story of Spanish conquistador Juan Ponce de León and how he shaped the history of both Florida and Puerto Rico during the Age of Exploration. Conoce la historia del...

?Quien fue Celia Cruz?

By Pam Pollack, Meg Belviso Illustrated By Jake Murray Translated By Yanitzia Canetti

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How did a working-class girl from Cuba become a symbol of artistic freedom for Cuban Americans and the "Queen of Salsa"? Find out in this addition to the Who HQ library!¿Cómo una ni&n...

?Que sabemos sobre el Chupacabras?

By Pam Pollack, Meg Belviso Illustrated By Andrew Thomson Translated By Yanitzia Canetti

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La serie "¿Qué sabemos sobre?" explora lo misterioso, lo desconocido y lo inexplicable. ¿Realmente existe una misteriosa criatura chupasangre llamada el Chupacabras?The What Do...

What Was the Alamo?

By Pam Pollack, Meg Belviso Illustrated By David Groff

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"Remember the Alamo!" is still a rallying cry more than 175 years after the siege in Texas, where a small band of men held off about two thousand soldiers of the Mexican Army for twelve days. The A...

Who Was Nelson Mandela?

By Pam Pollack, Meg Belviso Illustrated By Stephen Marchesi

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As a child he dreamt of changing South Africa; as a man he changed the world.  Nelson Mandela spent his life battling apartheid and championing a peaceful revolution.  He spent twenty-sev...

Who Was Catherine the Great?

By Meg Belviso, Pam Pollack

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Learn how a Prussian princess grew up to be Russia's longest-ruling female leader!Born in 1729, Princess Sophie of Anhalt-Zerbs was never supposed to come to power. But at age sixteen, she married...

Who Is Neil deGrasse Tyson?

By Meg Belviso, Pam Pollack

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Discover how Neil deGrasse Tyson became one of the world’s most successful and well-known scientists in this new addition to the #1 New York Times bestselling series.When he was nine years ol...

Who Was Alex Trebek?

By Meg Belviso, Pam Pollack

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Clue: A former journalist who became the beloved host of America's favorite game show and quiz competition. Answer: Who Was Alex Trebek?, the latest title in the #1 New York Times Best-Selling...

How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.