Sarah Ridley Books

Henry VIII

By Sarah Ridley

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Looks at the life of Henry VIII and the events that shaped his reign.

Guy Fawkes and the gunpowder plot

By Sarah Ridley

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Looks at the life of Guy Fawkes and the part that he played in the Gunpowder Plot.

Super Scientists are first biographies introducing some of the world's great scientists, simply retelling their lives and explaining why their work was important. Illustrated with archive images an...

Nicolaus Copernicus

By Sarah Ridley

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David Attenborough

By Sarah Ridley

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Super Scientists

By Sarah Ridley

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Food

By Sarah Ridley

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Everyone has memories of the food they ate they had when they were growing up. This book gives young children access to people's memories alongside photographs to help them build up a picture of th...

Sport

By Sarah Ridley

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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.