Christopher Edge Books

I SSASSINS Class Pack

By Christopher Edge, Grant David

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Infinite Lives of Maisie Day

By Christopher Edge

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Race for the Escape

By Christopher Edge

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Five kids. One ultimate escape room. Can they solve it--or will they die trying? From the award-winning author of The Many World of Albie Bright comes a brand-new adventure that will having you rac...

Race for the Escape

By Christopher Edge

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Shadows of the Silver Screen

By Christopher Edge

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Shadows of the silver screen

By Christopher Edge

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At the dawn of the age of silent films, a mysterious filmmaker proposes turning Montgomery Flinch's sinister stories into motion pictures and, with Monty as the star, filming begins but is plagued...

Twelve minutes to midnight

By Christopher Edge

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Thirteen-year-old Penelope, the secret author of macabre tales in "The Penny Dreadful," Victorian London's bestselling magazine, investigates the mystery of a strange phenomenon occurring in the lo...

The Penelope Tredwell Mysteries Boxed Set 1 3

By Christopher Edge

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Twelve Minutes To Midnight

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Twelve Minutes to Midnight

By Christopher Edge

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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.