Jeff Savage Books

Super basketball infographics

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Keeping up with the fascinating facts about basketball can make your brain feel like it's been dribbled down the court! You hear about great players (Kareem Abdul-Jabbar was named NBA MVP six times...

Super basketball infographics

By Jeff Savage

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Super Hockey Infographics

By Jeff Savage

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Dwyane Wade 2nd Edition

By Jeff Savage

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LeBron James

By Jeff Savage

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LeBron James has been a National Basketball Association (NBA) superstar since he joined the Cleveland Cavaliers as a teenager in 2003. In 2010, after turning Cleveland into a winning team, LeBron l...

Baseball Super Stats

By Jeff Savage

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Football Super Stats

By Jeff Savage

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Manchester United

By Jeff Savage

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England's Manchester United is a soccer powerhouse, and they have the superstar players and championship moments to prove it. Learn about the legendary team's roots, their biggest triumphs, and the...

US Women s National Team

By Jeff Savage

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Internet Computer Based Training Single User Series

By DDC Publishing

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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.