Judy Donnelly Books

My First Book of the World.

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Titanic. Just the name evokes tales of the doomed ship that have captivated people of all ages for more than 100 years. Early readers will enjoy this exciting account of the world's most famous dis...

The Titanic

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Moonwalk

By Judy Donnelly

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The astronauts of Apollo 11 made history as the first men to land on the Moon. Learn more about how Neil Armstrong, Buzz Aldrin, and Michael Collins trained and achieved this momentous feat in this...

The Titanic: Lost and Found

By Judy Donnelly

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Tut's Mummy

By Judy Donnelly

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Illus. in full color with black-and-white & full-color photos. "Beginning with the death of Tutankhamen, the book moves forward to archaeologist Howard Carter's discovery of the tomb. Information a...

TITANIC LST..FD PKG Step Into Reading Library Audio Cassette and Book

By Judy Donnelly

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Who shot the president?

By Judy Donnelly

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Examines events surrounding the assassination of President Kennedy in 1963. Also discusses the Warren Commission findings and conspiracy theories.

Moonwalk

By Judy Donnelly

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The Titanic

By Judy Donnelly

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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.