Sara Holmes Books

Letters from Rapunzel

By Sara Lewis Holmes, Sara Holmes

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Operation Yes

By Sara Lewis Holmes

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In her first ever teaching job, Miss Loupe uses improvisational acting exercises with her sixth-grade students at an Air Force base school, until a family tragedy causes her class to unite behind a...

Operation Yes

By Sara Holmes

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Wolf Hour

By Sara Holmes

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Wolf Hour

By Sara Lewis Holmes

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Operation Yes

By Sara Lewis Holmes

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Operation Yes

By Sara Lewis Holmes

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Operation Yes

By Sara Lewis Holmes

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Operation Yes

By Sara Lewis Holmes

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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.