Caitlin Greer Books

At the Manhattan High School for the Arts, where everyone is “different” and everyone is “special,” Gretchen Yee feels ordinary. She’s the kind of girl who sits alone at lunch, drawing pictures of...

Kingdom of Slumber : Book One

By Caitlin Greer, Karen Greer, Gregg J. Greer

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Memoirs of a Teenage Amnesiac

By Gabrielle Zevin

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If Naomi had picked tails, she would have won the coin toss. She wouldn’t have had to go back for the yearbook camera, and she wouldn’t have hit her head on the steps. She wouldn’...

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.