Tammie Lyon Books

Three little kittens

By Tammie Lyon

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Read along and listen as three kittens lose their mittens while playing in the snow.

What Is Love

By Sarah Eberle

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WHAT IS LOVE? There are so many meanings for the word ''Love.'' You love your family and friends, your pets and other animals, nature, popular singers and other famous folk, and to free your heart...

Molly Gets Her Wheels

By Tammie Lyon, Sherry Carnahan, Laura Merer

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The Hooligans Have Landed

By Tammie Lyon, Tanya Donahue

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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.