Donna Gephart Books

Death by Toilet Paper

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Fans of Louis Sachar will welcome the adventures of a contest-crazed seventh grader who uses his wits and way with words in hopes of winning a big cash prize to help his family avoid eviction. Benj...

As if being 12 3 4 isn t bad enough my mother is running for president

By Donna Gephart

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Preparing for spelling bees, having a secret admirer, and waiting for her chest size to catch up with her enormous feet are pressure enough, but twelve-year-old Vanessa must also deal with loneline...

How to Survive Middle School

By Donna Gephart

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Olivia Bean Trivia Queen

By Donna Gephart

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As If Being 12 3 4 Isn t Bad Enough My Mother Is Running for President

By Donna Gephart

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As If Being 12 3 4 Isn t Bad Enough My Mother Is Running for President

By Donna Gephart

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Lily and Duncan

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For readers who enjoyed Wonder and Counting by 7's, award-winning author Donna Gephart crafts a compelling dual narrative about two remarkable young people: Lily, a transgender girl, and Dunkin, a...

Lily and Dunkin

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NAMED ONE OF THE BEST KIDS BOOKS OF THE YEAR by NPR • New York Public Library • JUNIOR LIBRARY GUILD SELECTION • GOODREADS CHOICE AWARDSFor readers who enjoyed Wonder and Counting by 7's, awa...

Lily and Dunkin

By Donna Gephart

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Lily and Dunkin

By Donna Gephart

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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.