Kathleen Tolan Books

Dancing in the Wings

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Sassy is a long-legged girl who always has something to say. She wants to be a ballerina more than anything, but she worries that her too-large feet, too-long legs, and even her big mouth will keep...

A weekend near Madison

By Kathleen Tolan

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Cactus Hotel An Owlet Book

By Brenda Z. Guiberson

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Hedgebrook Plays Volume One

By Liz Engelman, Christine Sumption

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Guide to the Reading Workshop Grades 3 5

By Kathleen Tolan, Lucy Calkins

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Units of Study in Argument Information and Narrative Writing Grade 6

By Kathleen Roberts, Alexandra Marron, Stacey Fell, Kathleen Tolan, Lucy Calkins

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The Penguin

By Beatrice Fontanel

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Memory House

By Kathleen Tolan

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Waiting Weapon

By K. M. Tolan

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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.