Judith Hierstein Books

Art Activities from Folk Fairy Tales

By Judy Hierstein

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Toby Belfer visits Ellis Island

By Gloria Teles Pushker

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Toby takes a trip to Ellis Island and retraces her family's arrival in 1904.

American Revolution from a to Z

By Judith Hierstein, Laura Crawford

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Noah and the Eight Trucks of Hanukkah

By Nancy Rips, Thomas Kerr, Judith Hierstein

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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.