Oliver Jeffers Books

A Child of Books

By Oliver Jeffers, Sam Winston

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L Enfant Des Livres

By Oliver Jeffers, Sam Winston

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The Boy in the Striped Pajamas

By Oliver Jeffers, John Boyne

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A Little Stuck

By Oliver Jeffers

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From the illustrator of the #1 smash The Day the Crayons Quit comes another bestseller--a giggle-inducing tale of everything tossed, thrown, and hurled in order to free a kite!When Floyd's kite get...

Lost and Found

By Oliver Jeffers

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Here We Go Irish Edition

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Lost and Found

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Go Fish: A 3-in-1 Card Deck

By Oliver Jeffers

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The absurdly adorable art from the New York Times bestselling picture book Stuck turns a game of Go Fish into irresistible fun for kids and parents alike!Do you have any kites? Do you have any Floy...

Perdu Retrouve

By 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.