Chris Wormell Books

Once, in a cave, lived a horrible ugly monster. Perhaps the most horrible and ugly monster in the world. So ugly is the monster that he can turn a blue sky to snow and evaporate a pond just by dip...

George and the Dragon

By Christopher Wormell, Chris Wormell

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George the mouse unintentionally rids the kingdom of a ferocious dragon.

The Big Ugly Monster and the Little Stone Rabbit

By Christopher Wormell

Average: 0.00, 0 Ratings

Once, in a cave, lived a horrible ugly monster. Perhaps the most horrible and ugly monster in the world. So ugly is the monster that he can turn a blue sky to snow and evaporate a pond just by dip...

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.