Eoin Colfer Books

Dog Who Lost His Bark

By Eoin Colfer, P. J. Lynch

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Dog Who Lost His Bark

By Eoin Colfer, P. J. Lynch

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Three Tasks for a Dragon

By Eoin Colfer Illustrated By P.J. Lynch

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With wit and gorgeous art, New York Times best-selling author Eoin Colfer and multi-award-winning illustrator P.J. Lynch team up again for a quest story of knights, dark magic, and a maiden with po...

Cloud Babies

By Eoin Colfer Illustrated By Chris Judge

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Eoin Colfer, New York Times best-selling author of the Artemis Fowl series, pens a warm, empathy-building story based on illustrator Chris Judge’s family’s experience with childhood ill...

Three Tasks for a Dragon

By Eoin Colfer, P. J. Lynch

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Plugged

By Eoin Colfer

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Plugged

By Eoin Colfer

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Plugged

By Eoin Colfer

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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.