David Lubar Books

The Curse of the Campfire Weenies

By David Lubar

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The battle of the red hot pepper weenies

By David Lubar

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Dead Guy Spy Nathan Abercrombie Accidental Zombie

By David Lubar

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My Rotten Life Nathan Abercrombie Accidental Zombie

By David Lubar

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Lubar 12 Copy Mixed Floor Display

By David Lubar

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Students at Washington Irving Elementary School are turning into monsters, including Sebastian and Angie, so when their little brother Rory turns into a ghost, he decides to visit the local haunted...

The bully bug

By David Lubar

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After Lud Mellon is bitten by a bevy of bizarre bugs, he has fun crawling up walls, drooling on his food, and rolling around in garbage but when his father calls in the exterminators, Lud must figu...

Flip

By David Lubar

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Hidden talents

By David Lubar

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When thirteen-year-old Martin arrives at an alternative school for misfits and problem students, he falls in with a group of boys with psychic powers and discovers something surprising about himself.

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.