Corey Ann Haydu Books

Making pretty

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Montana and her sister, Arizona, are named after the mountainous states their mother left them for. But Montana is a New York City girl through and through, and as the city heats up, she's stepping...

Rules for stealing stars

By Corey Ann Haydu

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"Four sisters rely on each other--and a bit of mysterious magic--to cope with their mother's illness"--

Rules for Stealing Stars

By Corey Ann Haydu

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The someday suitcase

By Corey Ann Haydu

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Clover and Danny are the kind of best friends who make each other even better. They re so important to each other that Clover believes they re symbiotic: her favorite science word, which describes...

The Someday Suitcase

By Corey Ann Haydu

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Hand Me Down Magic 3

By Luisa Uribe, Corey Ann Haydu

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Hand Me Down Magic 4

By Luisa Uribe, Corey Ann Haydu

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Hand Me Down Magic 4

By Luisa Uribe, Corey Ann Haydu

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The careful undressing of love

By Corey Ann Haydu

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The girls of Devonairre Street in Brooklyn, who have always been told that they are cursed to cause the deaths of anyone who falls in love with them, do not regard the curse as real until the sudde...

The Careful Undressing of Love

By Corey Ann Haydu

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The girls of Devonairre Street have always been told they’re cursed. Any boy they love is certain to die too soon. But this is Brooklyn in 2008, and the curse is less a terror and more a lifestyle...

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.