Sheila Snowden Books

How to Catch a Star Modern Gem

By Oliver Jeffers

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The computerized society

By Stephen Pizzey

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Describes ways computers have changed everyday life.

Young Astronomer Hobby Guides Usborne Paperback

By Sheila Snowden

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Astronaut in training

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Step into the shoes of an space cadet! Learn all about space, discover what life is like on the ISS and complete activities to find out if you have what it takes to be an astronaut in training!

The Young Astronomer Hobby Guides Usborne Paperback

By Sheila Snowden

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The Young Astronomer

By Sheila Snowden

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Finding Out About Sun Moon and Planets

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Tian wen guan ce

By Sheila Snowden

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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.