Francesca Simon Books

Horrid Henry s Jumbo Joke Book 3 in 1

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The next three Horrid Henry joke books - HORRID HENRY'S HILARIOUSLY HORRID JOKE BOOK, HORRID HENRY'S PURPLE HAND GANG JOKE BOOK and HORRID HENRY'S ALL-TIME FAVOURITE JOKE BOOK - collected together...

Horrid Henry pooping time

By Francesca Simon

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A compilation of ten hateful stories, with brand new Tony Ross artwork and exclusive extras by Francesca Simon.

Horrid Henry pooping time

By Francesca Simon

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A compilation of ten hateful stories, with brand new Tony Ross artwork and exclusive extras by Francesca Simon.

Horrid Henry and the fangmangler

By Francesca Simon

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When Henry has no pocket money left to buy a Dungeon Drink kit, he comes up with an ingenious scheme to make some cash and give his friends (and enemies) a scare at the same time. But does the Fang...

Horrid Henry s Christmas ambush

By Francesca Simon

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Santa's in for a shock in this hilarious Horrid Henry Christmas story, perfect for Early Readers. Early Readers are stepping stones from picture books to reading books. A blue Early Reader is perfe...

Horrid Henry Series

By Francesca Simon

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Monster Movie

By Francesca Simon

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Horrid Henry

By Francesca Simon

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Horrid Henry s Crafty Christmas

By Francesca Simon

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Horrid Henry s Annual 2018

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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.