Sean Kennelly Books

Great Americans

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What great athlete got cut from their high school team? Why was a famous Civil War general's home turned into a cemetery? Did a U.S. President really inspire the creation of the "Teddy" bear? Which...

American Inventors and Innovators

By Sean Kennelly, Flowerpot Press

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Famous Americans

By Sean Kennelly Dan Carpenter

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The Story of America Do You Know About...

By Sean Kennelly Dan Carpenter

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American Ingenuity

By Sean Kennelly

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Discover bugs

By Sean Kennelly

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Caring for horses ponies

By Sean Kennelly

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Children s Picture Dictionary

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Discover bugs

By Sean Kennelly

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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.