Marc Alan Rosner Books

The Scientific American Book of Great Science Fair Projects

By Scientific American, Marc Rosner

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Science fair success using the Internet

By Marc Alan Rosner

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Explains how to use Internet resources, including emailing experts and using search engines, to enhance science projects, with sample projects in biology, chemistry, physics, environment and earth...

Science Fair Success Using The Internet Science Fair Success

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Teaching mathematics with the Internet Teaching with the Internet

By Marc Alan Rosner

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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.