Doug Johnson Books

Classroom Teacher s Technology Survival Guide

By Doug Johnson

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Classroom Teacher s Technology Survival Guide

By Doug Johnson

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Classroom Teacher s Technology Survival Guide

By Doug Johnson

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The classroom teacher s technology survival guide

By Johnson Doug

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"A comprehensive guide for integrating educational technology in the K-12 classroom.This is a must-have resource for all K-12 teachers and administrators who want to really make the best use of ava...

Indispensable Librarian

By Doug Johnson

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Teaching Outside the Lines

By Douglas A. Johnson

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Teaching Joshua

By Doug Johnson

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School libraries head for the edge

By Johnson Doug

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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.