Karen McQuestion Books

"Fifteen-year-old Rae Maddox's mom, Gina, is a big fan of fresh starts. Gina thinks of them as an adventure, but for Rae, each move is just one more friend lost, one more chance to feel like an out...

Celia and the fairies

By Karen McQuestion

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Grammy's whimsical stories of a nearby wood populated by fairies intrigue 10-year-old Celia Lovejoy, and while her parents dismiss the tales as pure nonsense, Celia is enchanted by the thought that...

Yuregini Ac

By Karen McQuestion

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A scattered life

By Karen McQuestion

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"Free spirit Skyla Plinka has found the love and stability she always wanted in her reliable husband Thomas. Settling into her new family and roles as wife and mother, life in rural Wisconsin is sa...

The Long Way Home

By Tanya Eby, Karen McQuestion

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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.