Jessica Brody Books

Week of Mondays

By Jessica Brody

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My life undecided

By Jessica Brody

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Fifteen-year-old Brooklyn has been making bad decisions since, at age two, she became famous for falling down a mine shaft, and so she starts a blog to let others make every decision for her, while...

Undiscovered

By Jessica Brody

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Unchanged

By Jessica Brody

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Addie Bell's Shortcut to Growing Up

By Jessica Brody

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The perfect summer vacation read for tweens! A middle-school girl finds out that being a teenager isn’t all it’s cracked up to be in this realistic read about friendship with plenty of LOL moments—...

I Speak Boy

By Jessica Brody

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A phone-obsessed twelve-year-old girl, frustrated by the cryptic boys in her life, discovers a magic app that can read boys' thoughts in this modern-day retelling of Emma by Jane Austen.After a mat...

I Speak Boy

By Jessica Brody

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Amelia Gray Is Almost Okay

By Jessica Brody

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When you can choose to be anyone, how do you know who you really are? From the author of Better You Than Me and I Speak Boy comes another fun and relatable book about new experiences and how stayi...

Amelia Gray Is Almost Okay

By Jessica Brody

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Secret Room

By Jessica Brody

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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.