Betsy Duffey Books

How to Be Cool in the Third Grade

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It's not easy to seem cool when the whole class knows you wear superhero underwear and your mom still kisses you goodbye at the bus stop. But Robbie York has a plan. 1) Get rid of the name Robbie....

The Gadget War

By Betsy Duffey

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Kelly Sparks is the undisputed gadget champ at Danville School. Then Albert Einstein Jones, an alumnus of Young Inventor's Camp, joins her class. Kelly could give up the gadget crown gracefully -bu...

Spotlight on Cody

By Betsy Duffey

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The Gadget War

By Betsy Duffey

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How to Be Cool in the Third Grade Young Puffin

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Lucky on the Loose Young Puffin Story Books

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Utterly Yours Booker Jones

By Betsy Duffey

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Se Utterly Yours Booker Jones

By Betsy Duffey

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Hey, New Kid!

By Betsy Duffey, Ellen Thompson

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Cody's father is an F.B.I. agent, he's got a pet emu, and he's an ace on Rollerblades. At least, that's what Cody tells his class on the first day at his new school. Being Super Deluxe Cody is grea...

The SOS File

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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.