Heidi St. John Books

Becoming MomStrong Journal

By Heidi St. John

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Becoming MomStrong Bible Study

By Heidi St. John

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The busy homeschool mom s guide to romance

By Heidi St. John

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"Homeschooling offers parents the best opportunity to shepherd their children both academically and spiritually. Yes. It's worth it. But do you ever feel as if your life is "all homeschool—a...

Everyday Discernment

By Heidi St. John, Tim Ferrara, Rashawn Copeland

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Weapons of Our Warfare

By Phil Hopper, Heidi St. John

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The Weapons of Our Warfare

By Phil Hopper, Heidi St. John

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Bible Promises for Moms

By Heidi St. John

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Bible Promises for Moms

By Heidi St. John

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MomStrong 365

By Heidi St. John

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MomStrong 365

By Heidi St. John

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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.