Oliver Jeffers Books

The Great Paper Caper

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When tree branches begin disappearing and paper airplanes are left in their place, the creatures that live in the forest carry out an investigation to find the culprit who has been stealing their h...

The Heart and the Bottle

By Oliver Jeffers

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The Incredible Book Eating Boy

By Oliver Jeffers

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The Way Back Home

By Oliver Jeffers

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The Great Paper Caper

By Oliver Jeffers

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The Heart and the Bottle

By Oliver Jeffers

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The Way Back Home

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Alphabet

By Oliver Jeffers

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Love from the Crayons

By Drew Daywalt, Oliver Jeffers

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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.