Thomas Girard Books

Space: Planets, Moons, Stars, and More!

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Learn about our solar system in this Step 3 Science Reader packed with NASA photos and space facts! Step into Reading, the most trusted name in early readers, delivers an introduction to the final...

Courage on the Battlefield

By Thomas Girard, Nel Yomtov, Good Good Illustration

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True Stories of Survival

By Malcolm Chater, Patrick Kinsella, Thomas Girard, Narciso Espiritu, Nel Yomtov

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Courage on the Battlefield

By Thomas Girard, Nel Yomtov

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Sybil Ludington s Revolutionary War Story

By Katie Marsico, Thomas Girard

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Tillie Pierce s Civil War Story

By Katie Marsico, Thomas Girard

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Courage on the Battlefield

By Thomas Girard, Nel Yomtov

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Courage on the Battlefield

By Thomas Girard, Nel Yomtov

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EMERGING SCHOLAR and the OXFORD CENTRE

By Thomas Girard

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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.