J.J Harrison Books

Ninja Boy Goes to School

By Nathan D. Wilson

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Friendship and Junk Adventure Time

By Cartoon Network Books

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Ninja Boy Goes to School

By Nathan D. Wilson

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Ninja Boy Goes to School

By Nathan D. Wilson

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From N. D. Wilson, bestselling author of the 100 Cupboards series, comes this funny and adventurous picture-book debut. It’s time for kindergarten, and a young boy is prepared for the task, thank...

Back To The Future: Race Through Time

By J.J Harrison, Harrison, J. J., Marc Sumerak

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Dash through Hill Valley history with this miniature collectible DeLorean!Experience beloved moments from the Back to the Future trilogy with this whimsically illustrated, interactive board book an...

Trauer

By Harrison J. J.

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Ninja Boy Goes to School: Read & Listen Edition

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Bestselling author N. D. Wilson makes his picture-book debut—and proves that even a ninja can get sent to the principal’s office! From N. D. Wilson, bestselling author of the 100 Cupboards ser...

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.