Karen Harrington Books

Courage for Beginners

By Karen Harrington

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Courage for Beginners

By Karen Harrington

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Courage for beginners

By Karen Harrington

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"Twelve-year-old Mysti Murphy of Texas wishes she were a character in a book. If her life were fiction, she'd know how to solve her problems at school, take care of her family when her dad has to s...

Sure Signs of Crazy

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Notespeller for Piano Book 3 International

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Piano Theory

By Karen Harrington, Mona Rejino, Fred Kern, Barbara Kreader, Phillip Keveren

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Fun in the Sun Phonics Read Set 1

By Harrington

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Race on the Lake Phonics Read Set 2

By Harrington

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Sure Signs of Crazy

By Karen Harrington

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Courage for Beginners

By Karen Harrington

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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.