Shelley Harwayne Books

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By Shelley Harwayne

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Writing Through Childhood: Rethinking Process and Product

By Shelley Harwayne

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Messages to Ground Zero

By Shelley Harwayne, New York City Board Of Education

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Living between the Lines

By Lucy McCormick Calkins, Shelley Harwayne

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Look who s learning to read

By Shelley Harwayne

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"Whether you are a parent, a teacher, a babysitter, a nanny, a daycare worker, or a grandparent, the activities in this book will help you spend joyous moments with the children in your care and he...

Ben s family cleans

By Shelley Harwayne

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Ben s ball

By Shelley Harwayne

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Ruby at the zoo

By Shelley Harwayne

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Ruby and her cat

By Shelley Harwayne

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Ruby eats and Ben drinks

By Shelley Harwayne

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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.