Deborah Hopkinson Books

When Sal drives a stagecoach alone for the first time to pick up and deliver mail, her mother is afraid she will meet local outlaw Poetic Pete, but Sal not only excels at roping, riding, and shooti...

The humblebee hunter

By Deborah Hopkinson

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On a beautiful day, some of Charles Darwin's many children help him study humblebees (bumblebees) in the garden at their home in the English countryside.

Susan B. Anthony

By Deborah Hopkinson

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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.