Philip Parker Books

Weapons Armour Through Ages

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Weapons and armour through the ages

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Why did medieval knights wear such heavy armour? How did weapons change after the invention of gunpowder? Which invention killed millions of soldiers in the First World War? This book helps childre...

Into the Future

By DK Publishing

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Walk on the Wild Side

By DK Publishing

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Eyewitness Companions World History

By Philip Parker

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Take Me Back

By Charles M. Wills

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Environmental Engineering PE License Review Environmental Engineering License Review

By Ben Stuart, Philip Baker

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World history

By Philip Parker

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A one-stop reference for anyone with an interest in historical events, personalities, societies, and cultures, from the first flowering of human civilization in prehistoric times to the present day.

Science Year by Year

By DK

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This epic journey of scientific discovery starts in ancient times and travels through centuries of invention before fast forwarding into the future. From simple machines to modern-day marvels, you’...

World History

By Philip Parker

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Take a trip through the defining moments of our global story and see the thinkers, leaders, ideas, and inventions that have shaped the world. Presented in a beautiful slipcase, World History is an...

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.