Karen Hesse Books

Letters from Rifka

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In letters to her cousin, a young Jewish girl chronicles her family's flight from Russia in 1919 and her own experiences when she must be left in Belgium for a while when the others emigrate to Ame...

Phoenix rising

By Karen Hesse

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Thirteen-year-old Nyle learns about relationships and death when fifteen-year-old Ezra, who was exposed to radiation leaked from a nearby nuclear plant, comes to stay at her grandmother's Vermont f...

Letters from Rifka

By Karen Hesse

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El Perro De Ernesto

By Karen Hesse

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The Music of Dolphins

By Karen Hesse

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Out of the Dust

By Marika Mashburn, Karen Hesse

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The Music of Dolphins

By Karen Hesse

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Out of the dust

By Karen Hesse

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Literature Guide

By Karen Hesse, Linda Ward Beech

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Poppy s Chair

By Karen Hesse

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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.