Jennifer Guess McKerley Books

Man O War

By Jennifer Guess McKerley

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The Leaning Tower Of Pisa

By Jennifer Guess McKerley

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The Kraken Monsters

By Jennifer McKerley, Jennifer Guess McKerley

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There goes Turtle s hat

By Jennifer Guess McKerley

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Amazing Armadillos

By Jennifer Guess McKerley

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Armadillos may look funny, move oh-so-slowly, and smell a little stinky but readers can learn how extraordinary they are in this Step 3 book! Did you know that armadillos can jump three feet in t...

Amazing armadillos

By Jennifer Guess McKerley

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Football

By Jennifer Guess McKerley

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Hydra

By Jennifer Guess McKerley

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Swamp monsters

By Jennifer Guess McKerley

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There Goes Turtle s Hat

By Jennifer Guess McKerley

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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.