Katherine Locke Books

This Rebel Heart

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A tumultuous tale of the student-led 1956 Hungarian revolution set in a colorless post-WWII Budapest—where the magical Danube river has plans of its own—from Sydney Taylor Honor winner...

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,...

This Is Our Rainbow

By Nicole Melleby, Katherine Locke

Average: 0.00, 0 Ratings

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,...

This Rebel Heart

By Katherine Locke

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Bedtime for Superheroes

By Rayanne Vieira, Katherine Locke

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Bedtime for Superheroes

By Rayanne Vieira, Katherine Locke

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Bedtime for Superheroes

By Rayanne Vieira, Katherine Locke

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Bedtime for Superheroes

By Rayanne Vieira, Katherine Locke

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Bedtime for Superheroes

By Rayanne Vieira, Katherine Locke

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Gender Squad

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.