Lois Duncan Books

The circus comes home

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Photographs and text chronicle the history of the Ringling Brothers Circus which toured the United States until 1956, describing such acts as the Flying Wallendas and the Elephant Ballet.

Hotel for dogs.

By Lois Duncan

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Liz and her brother wind up with nine stray dogs that need homes but must be kept a secret.

When seventeen-year-old Sarah works in the fortune-telling booth at a school carnival, she finds that sometimes she can really see the future in the crystal ball, a talent that disturbs some of the...

Down a dark hall.

By Lois Duncan

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I Know What You Did Last Summer: Englische Lekture fur das 3. Lernjahr. Mit Annotationen

By Lois Duncan

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Movie For Dogs - Audio

By Lois Duncan

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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.