Roberta Edwards Books

Where Is The Parthenon

By John Hinderliter, Roberta Edwards

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Quien Fue El Rey Tut

By Roberta Edwards, True Kelley

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Space Kid All Aboard Reading

By Roberta Edwards

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Five Silly Fishermen

By Roberta Edwards

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Illus. in full color. Five fishermen go out in a boat and think that only four come back, until they realize the silly counting mistake they have made.

Cinco Pescadores Tontos Aprendiendo a leer

By Sylvie Wickstrom, Roberta Edwards

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Five Silly Fishermen

By Roberta Edwards

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Five Silly Fishermen

By Roberta Edwards

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Funny Bunny Feet

By Roberta Edwards

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Who Was Leonardo Da Vinci

By Roberta Edwards, True Kelley

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Who Was King Tut

By Roberta Edwards, True Kelley

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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.