Learningexpress Books

College placement math in 20 minutes a day

By Catherine V. Jeremko

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EMT flash review

By Gregory R. Sharpe, Mike Clumpner

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ASVAB core review

By LearningExpress Organization

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This fully revised and updated guide offers comprehensive review and preparation for the ASVAB Core tests that comprise the Armed Forces Qualification Test (AFQT): Arithmetic Reasoning, Word Knowle...

Manage Your Time and Your Life in 20 Minutes a Day

By Miriam Salpeter

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CBEST

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Paramedic Exam

By LearningExpress Editors

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New Jersey Real Estate Sales Exam

By LearningExpress Editors

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Geometry In 15 Minutes A Day

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U.S. Constitution in 15 minutes a day

By LearningExpress Editors

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SHSAT power practice

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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.