Kathleen Jonson Books

Being an Effective Mentor

By Kathleen Jonson

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The new elementary teacher s handbook

By Kathleen Feeney Jonson

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"Gives teachers practical and thorough instruction on: organizing the classroom and preparing engaging and effective lesson plans, teaching using technology and the internet, dealing with difficult...

New Elementary Teacher s Handbook

By Mary Niesyn, Kathleen Jonson, Nancy Cappelloni

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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.