Nico Medina Books

What Was World War I?

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This compelling addition to the What Was? series covers what was supposed to be “the war to end all wars” but tragically wasn't.In 1914, the assassination of an Austrian archduke set of...

In this addition to the New York Times bestselling series, learn how incredible activists made the public aware of AIDS and spurred medical breakthroughs.In the early 1980s, the first cases of &nbs...

Who is RuPaul?

By Nico Medina

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Learn how this Emmy-winning host, producer, and television personality became the world's most famous drag queen.RuPaul Andre Charles always knew he was meant to be a performer. Even as a young ch...

What Were the Shark Attacks of 1916?

By Nico Medina

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The panic-filled summer of 1916, when multiple deadly shark attacks shocked the nation, is chronicled in this gripping addition to the New York Times Best-Selling What Was? series.On July 1, 1916,...

Where Are the Everglades?

By Nico Medina

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Journey into the Everglades—a national park in Florida home to hundreds of species of animals from crocodiles to manatees—in this illustrated book for young readers! From the #1 New Yor...

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.