Chris Chalik Books

Discover the magical world of the bestselling series The Secrets of the Immortal Nicholas Flamel as a graphic novel! Experience Sophie and Josh's first adventure like never before in this adaptatio...

The Alchemyst: The Secrets of the Immortal Nicholas Flamel Graphic Novel

By Chris Chalik, Michael Scott

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Wicked Stepsister

By Gina Kammer, Chris Chalik

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Enemy Mind

By Gina Kammer, Chris Chalik

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Reject Rebound

By Gina Kammer, Chris Chalik

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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.