Travis McElroy Books

The Adventure Zone Murder on the Rockport Limited

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Adventure Zone

By Travis McElroy, Carey Pietsch, Justin McElroy, Griffin McElroy, Clint McElroy

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War of the Realms

By Travis McElroy, Marvel Comics, Griffin McElroy, Justin McElroy

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Sonic the Hedgehog 30th Anniversary Celebration: The Deluxe Edition

By Ian Flynn

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Celebrate the Blue Blur's way-past-cool 30th birthday! This swank deluxe hardcover sends Sonic on electrifying all-new adventures inspired by the classic 2-D games with stories from bestselling aut...

Everybody Has a Podcast

By Travis McElroy, Griffin McElroy, Justin McElroy

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Sonic the Hedgehog: Seasons of Chaos

By Ian Flynn Gale Galligan Grffin McElroy Justin McElroy Travis McElroy

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Follow Sonic on electrifying adventures inspired by the classic 2-D games with stories from bestselling authors Gale Galligan (The Babysitters Club series), The McElroy Brothers (The Adventure Zone...

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.