Doogie Horner Books

Dirty jokes every man should know

By Doogie Horner

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A Die Hard Christmas

By Doogie Horner

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Figuras ocultas

By Ana Isabel Sanchez Diez, Jason Rekulak, Will Staehle, Doogie Horner

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Everything Explained Through Flowcharts: All of Life's Mysteries Unraveled, Including Tips for World Domination, Which Religion Offers the Best ... the Secret Recipe for Gettin' Laid Lemonade

By Doogie Horner

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This guide maps out the answers to complicated conundrums, with subject matter ranging from profound philosophical queries to lighthearted pop culture and everything in between.

Everything Explained Through Flowcharts

By Doogie Horner

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The Adventures of Invisible Boy

By Doogie Horner

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In this hilarious debut middle grade graphic novel, when an impossible wish comes true, a wild adventure begins!"Can't be missed!" —Max Brallier, #1 New York Times bestselling author of...

The Adventures of Invisible Boy

By Doogie Horner

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In this hilarious debut middle grade graphic novel, when an impossible wish comes true, a wild adventure begins!"Can't be missed!" —Max Brallier, #1 New York Times bestselling author of...

Adventures of Invisible Boy

By Doogie Horner

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Adventures of Invisible Boy eBook

By Doogie Horner

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Hidden Pictures

By Jason Rekulak, Will Staehle, Doogie Horner

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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.