Ellen Hopkins Books

Canopies in the clouds

By Ellen Hopkins

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Orcas High Seas Supermen Cover to Cover Informational Books Natural World

By Ellen Hopkins

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Tarnished legacy

By Ellen Hopkins

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Discusses the history of the mining days at Comstock.

Into the abyss

By Ellen Hopkins

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The deepest part of the ocean is called the abyss. It is an alien world, still relatively unexplored. Now, with new equipment and technology, we are beginning to learn more about the abyss and the...

Tarnished legacy

By Ellen Hopkins

Average: 0.00, 0 Ratings

Discusses the history of the mining days at Comstock.

Into the abyss

By Ellen Hopkins

Average: 0.00, 0 Ratings

The deepest part of the ocean is called the abyss. It is an alien world, still relatively unexplored. Now, with new equipment and technology, we are beginning to learn more about the abyss and the...

Canopies in the clouds

By Ellen Hopkins

Average: 0.00, 0 Ratings

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.