Jim Campbell Books

The first part of this book charts and analyses 2,688 working days of 384 teachers in 91 LEAs in 1991. It shows how they spent their working lives, how well matched their teaching was to their acad...

Assessing Teacher Effectiveness

By Jim Campbell

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The first official NFL trivia book

By Ted Brock

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The Ultimate Baseball Quiz Book

By Dom Forker

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Everything You Always

By Mickey Herskowitz

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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.