Elizabeth Tweedale Books

Algorithms and Bugs

By Elizabeth Tweedale

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Coding bugs and fixes

By Heather Lyons

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How do computers know what you want them to do? They receive instructions called code with the specific steps needed to perform a task. Learn how to create codes, what happens when instructions are...

Online safety for coders

By Heather Lyons

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How can you stay safe while surfing the Internet? You need to be an Internet superhero! The internet is an exciting world, but there are things you should be careful of as well. Find out how inform...

A world of programming

By Heather Lyons

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How do you connect with the digital world? Your computer is the machine that gets you there. Discover what digital content is and how it's made, stored, and used. Then use the link in this book to...

Our Digital World

By Alex Westgate, Elizabeth Tweedale, Heather Lyons

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Our digital world

By Elizabeth Tweedale Author Alex Westgate Illustrator Heather Lyons Author

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Coding Bugs and Fixes

By Alex Westgate, Elizabeth Tweedale, Heather Lyons

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Coding Bugs and Fixes

By Alex Westgate, Elizabeth Tweedale, Heather Lyons

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Learn to Program

By Alex Westgate, Elizabeth Tweedale, Heather Lyons

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Learn to Program

By Alex Westgate, Elizabeth Tweedale, Heather Lyons

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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.