Audrey Penn Books

Courage Antonin

By Audrey Penn

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A young raccoon learns the meaning of bravery and a method for overcoming his fears.

A pocket full of kisses

By Audrey Penn

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Chester Raccoon is worried that his mother does not have enough love for both him and his new baby brother.

Blackbeard and the Sandstone Pillar

By Audrey Penn

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A group of young teens travels to Europe seeking to uncover the connection between a stone found in a secret tunnel on Ocracoke Island, North Carolina, and the long-lost Stone of Scone, which Black...

Mystery at Blackbeard s Cove

By Audrey Penn

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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.