Philippa Perry Books

Mega Machines

By Philippa Perry

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Olympic gold

By Philippa Perry

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Spine-tingling tales

By Philippa Perry

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Discusses supernatural phenomena including ghosts, vampires, alien kidnappings, and extrasensory perception which is the most scientifically accepted form of paranormal activity.

Amazing Animals

By Caroline Clayton

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Megamachines

By Philippa Perry

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An introduction to machines from robots to space shuttles.

Post Office Teamwork

By Stephen Gibbs, Philippa Perry

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Building Site Teamwork

By Stephen Gibbs, Philippa Perry

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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.