Katherine Locke Books

What Are Your Words

By Katherine Locke, Anne Passchier

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It s a Whole Spiel

By Laura Silverman, Katherine Locke, Mayim Bialik

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This Is Our Rainbow

By Nicole Melleby, Katherine Locke

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The first LGBTQA+ anthology for middle-graders featuring stories for every letter of the acronym, including realistic, fantasy, and sci-fi stories by authors like Justina Ireland, Marieke Nijkamp,...

The spy with the red balloon

By Katherine Locke

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Siblings Ilse and Wolf hide a deep secret in their blood: with it, they can work magic. And the government just found out. Blackmailed into service during World War II, Ilse lends her magic to Ame...

Pastel

By Katherine Locke, John Witcher

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The Spy with the Red Balloon The Balloonmakers Book 2

By Katherine Locke

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Breast cancer

By Katherine Locke

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It s a Whole Spiel

By Laura Silverman, Katherine Locke, Mayim Bialik

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This Rebel Heart

By Katherine Locke

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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.