Katie Gillespie Books

Fish Caring for My Pet

By Hamilton Lynn Gillespie Katie

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Cars boats and airplanes

By Katie Gillespie

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"Have you ever tried to create your favorite vehicles out of paper? Learn to Fold Origami will teach you and provide interesting facts along the way. Cars, Boats, and Airplanes features six fun top...

Cars, boats, and airplanes

By Katie Gillespie

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Backyard wildlife

By Katie Gillespie

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Provides step-by-step instructions for creating origami models of six different animals and gives facts about where these animals live and how each animal has special features that help them adapt...

Backyard wildlife

By Katie Gillespie

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Provides step-by-step instructions for creating origami models of six different animals and gives facts about where these animals live and how each animal has special features that help them adapt...

Holidays Learn to Fold Origami

By Katie Gillespie

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Wild world

By Katie Gillespie

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Provides step-by-step instructions for creating origami models of six different animals and gives facts about where these animals live and how each animal has special features that help them adapt...

How Wind Shapes the Earth

By Cuthbert Megan Gillespie Katie

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Lebron James Quotes from the Greatest Athletes

By N A

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Mia Hamm Quotes from the Greatest Athletes

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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.