Sheila Keenan Books

Illuminati nin Gizemi

By Sheila Keenan

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Wei bao guo song dao

By Sheila Keenan

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Myrtle's pet shop specializes in animals that swim, until the day that several strange boxes are left on her doorstep. Includes related multiplication activities.

John F. Kennedy the Brave

By Sheila Keenan, Chin Ko

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John F. Kennedy the Brave

By Sheila Keenan, Chin Ko

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100 Math Addition Subtraction 2nd Grade

By Sheila Keenan

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O Say Can You See America s Symbols Landmarks And Important Words

By Sheila Keenan

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O say can you see

By Sheila Keenan

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Dogs of War

By Nathan Fox, Sheila Keenan

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Dogs of War

By Sheila Keenan

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Three fictional stories, told in graphic novel format, about soldiers in World War I, World War II, and the Vietnam War who were aided by combat dogs. Based on true stories.

Dogs of War

By Sheila Keenan

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Three fictional stories, told in graphic novel format, about soldiers in World War I, World War II, and the Vietnam War who were aided by combat dogs. Based on true stories.

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.