Claire Messer Books

Grumpy pants

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Have you ever had a grumpy day and not known why? Penguin is having a grumpy day like that. No matter what he does, he just can't shake it! Sometimes the only thing left to do is wash the grumpy da...

Lazybones

By Claire Messer

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Good ol Lazybones, Robert Exelby Perdendo, is the master of all things lazy. Long walks in the park?! Psh! Who needs them? But when all attempts to avoid his latest dreaded walkies fail, Lazybon...

Grumpy Pants

By Claire Messer

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Grumpy Pants

By Claire Messer

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Triumphant Rhinoceros

By Claire Messer, Jane Kurtz

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It s Your First Day of School Busy Bus

By Claire Messer, Jody Jensen Shaffer

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Grumpy Pants

By Claire Messer

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Grumpy Pants

By Claire Messer

Average: 0.00, 0 Ratings

Grumpy Pants

By Claire Messer

Average: 0.00, 0 Ratings

Grumpy Pants

By Claire Messer

Average: 0.00, 0 Ratings

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.