Ellen Potter Books

The Monster Detector

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After saving up his Monster Card wrappers, Hugo sends away for a special prize in the mail a Monster Detector! Using the watchlike device, Hugo quickly spots a monster right in his own cavern. Spoo...

The Monster Detector

By Ellen Potter

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Piper Green and the Fairy Tree

By Ellen Potter

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Piper Green and the Fairy Tree

By Ellen Potter

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Sea Pony the

By Ellen Potter

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Sea Pony the

By Ellen Potter

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Piper Green and the Fairy Tree

By Ellen Potter

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Pie Girl

By Ellen Potter

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Olivia Kidney Stops for No One

By Ellen Potter

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Spilling Ink

By Ellen Potter, Anne Mazer

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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.