Katie Gillespie Books

La Navidad

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"Did you know that the Rockefeller Center Christmas tree in New York has more than 30,000 lights? The longest-running Christmas parade in the United States is in Illinois.. Explore these and other...

La Noche de Brujas

By Katie Gillespie

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"Did you know that Halloween began as a day that marked the start of the winter season? Many people decorate their shomes for Halloween. Explore these and other fascinating facts in 'Veterans Day',...

El Pesaj Passover

By Katie Gillespie

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El Ramadan Ramadan

By Katie Gillespie

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El Dia de Los Veteranos

By Katie Gillespie

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Rabbits

By Katie Gillespie

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Animals of the Amazon Rainforest

By Katie Gillespie

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Animals of the Amazon Rainforest

By Katie Gillespie

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Helicopters Mighty Military Machines

By Katie Gillespie

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Tanks Mighty Military Machines

By Katie Gillespie

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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.