Leighanna Hoyle Books

Mein Tag Mit Dem Dalai Lama

By Leighanna Hoyle, Annette Lama Tamang, Travis Hellstrom

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Dinosaur Circus

By Leighanna Hoyle

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Few things capture our childlike sense of wonder and imagination like the amazing prehistoric world of the dinosaur. Now you can see all your favorite Paleozoic performers under one big top, wit...

Mysterious Creatures

By Leighanna Hoyle

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Sasquatch. The Chupacabra. The Loch Ness Monster. Little is known about these strange beasts, and they are rarely seen by humans…until now! Mysterious Creatures is a fun-filled field guide...

My Day with the Dalai Lama

By Leighanna Hoyle, Travis Hellstrom

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If you can spend the day with anyone in the world, who would it be? And what would you do together? My Day with the Dalai Lama shows what it would be like when a boy chooses the Dalai Lama for his...

You Can Save the Earth Adult Coloring Book

By Leighanna Hoyle, Sean K. Smith

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There are so many reasons for all of us to cherish the planet we live on—and there are just as many ways for us to show our love! Inspiring environmental appreciation and highlighting the i...

Rewired Adult Coloring Book

By Leighanna Hoyle, Erica Spiegelman

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Rewired Adult Coloring Book is the new adult coloring book specifically designed to aid in addiction recovery. Written by a certified addictions counselor, this unique coloring book allows people...

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.