Roberta Edwards Books

Anna Bear's first winter

By Roberta Edwards

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Anna gets ready for a long winter sleep and wakes up to a nice surprise. On board pages.

Don't cry, Leon

By Roberta Edwards

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Don't cry, Leon

By Roberta Edwards

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Dot has spots

By Roberta Edwards

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Who Was Leonardo da Vinci?

By Roberta Edwards

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Leonardo da Vinci was a gifted painter, talented musician, and dedicated scientist and inventor, designing flying machines, submarines, and even helicopters. Yet he had a hard time finishing thing...

UC Who Was Leonardo da Vinci Who Was...

By Roberta Edwards

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Who Was King Tut?

By Roberta Edwards

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Ever since Howard Carter uncovered King Tutankhamun’s tomb in 1922, the young pharaoh has become a symbol of the wealth and mystery of ancient Egypt. Now, a two-and-a-half-year-long museum exhibit...

Best Friends

By Roberta Edwards

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After the 2004 tsunami in Southeast Asia, a little hippo named Owen was discovered orphaned and alone, far from home. Come read the true and heartwarming story of the animal sanctuary that provided...

Emperor Penguins

By Roberta Edwards

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Beginning readers can chill out with one of the coolest creatures around—the emperor penguin. Did you know that penguins can't fly? Or that emperor penguins can stay underwater for almost twenty mi...

Barack Obama An American Story

By Roberta Edwards

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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.