Cori Doerrfeld Books

From the creator of The Rabbit Listened comes a gentle story about the difficulty of change . . . and the wonder that new beginnings can bring.Change and transitions are hard, but Goodbye, Friend!...

Goodbye, Friend! Hello, Friend!

By Cori Doerrfeld

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From the creator of The Rabbit Listened comes a gentle story about the difficulty of change . . . and the wonder that new beginnings can bring.Change and transitions are hard, but Goodbye, Friend!...

El conejo escucho

By Andrea Montejo, Cori Doerrfeld

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The Spanish paperback edition of the New York Times bestselling picture book about empathy and kindness, sure to soothe aches big and smallWhen something sad happens, Taylor doesn't know where to t...

Ready to Soar

By Cori Doerrfeld

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From the New York Times bestselling author of The Rabbit Listened, a story of learning to stay true to yourself, rather than what others want you to be.Riley made a paper airplane and couldn’...

Little Bunny Foo Foo

By Cori Doerrfeld

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Reveals the reason Little Bunny Foo Foo has been bopping field mice on the head, and why the Good Fairy should be more careful.

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.