Francesca Simon Books

Horrid Henry Francesca Simon

By Francesca Simon

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Horrid Henry gets rich quick Francesca Simon

By Francesca Simon

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Horrid Henry s Haunted House by Francesca Simon

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Horrid Henry and the mummy s curse

By Francesca Simon

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In this collection of four stories Horrid Henry behaves as appalingly as ever. The stories are equally appealing to boys and girls over a wide age group.

Horrid Henry s jolly joke book

By Francesca Simon

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Horrid Henry s Mighty Joke Book

By Tony Ross

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Horrid Henry s Christmas Cracker Francesca Simon

By Francesca Simon

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The Secret Club and Other Stories

By Francesca Simon

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Don t be Horrid Henry

By Francesca Simon

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Horrid Henry s holiday

By Francesca Simon

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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.