Cynthia L. Brown Books

High School & Beyond Student Financial Assistance: Student Loans

By Cynthia L. Brown

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Mapping and navigation

By Cynthia L. Brown

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Whether mapping the solar system or mapping their own backyard, young readers will be able to understand mapping technologies and see the world in new and exciting ways with this interactive, educa...

Mapping and navigation

By Cynthia L. Brown

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Mapping and navigation

By Cynthia L. Brown

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Explore fossils

By Cynthia L. Brown

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"Introduces readers to the study of dinosaurs and the history of life on Earth as revealed by fossils. Through hands-on projects, vocabulary boxes, and high-interest content, children discover how...

Explore fossils!

By Cynthia L. Brown

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"Introduces readers to the study of dinosaurs and the history of life on Earth as revealed by fossils. Through hands-on projects, vocabulary boxes, and high-interest content, children discover how...

Geology of the Great Plains and mountain west

By Cynthia L. Brown

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Learn how geology and physical geography are intertwined and explore the unique setting of the Great Plains and the Rocky Mountains. The region includes the states of Montana, Wyoming, Colorado, No...

Geology of the Great Plains and mountain west

By Cynthia L. Brown

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Geology of the eastern coast

By Cynthia L. Brown

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"In Geology of the Eastern coast, kids ages 9-12 will learn about the big questions of geology and physical geography as they explore the unique setting of the Eastern Coast. The region includes th...

Breaking the Insidious Silence

By Raye Mitchell, Cynthia L. Brown

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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.