Dave Horowitz Books

Humpty Dumpty Climbs Again

By Dave Horowitz

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Duck Duck Moose

By David Horowitz

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Little Big Horse

By Dave Horowitz

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Little Big Horse is not very happy when he discovers that his friend Pablo the bull has his missing bicycle, especially when he finds that Pablo has fallen off and the bike is damaged.

Twenty six pirates

By Dave Horowitz

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Twenty-six pirates, one for each letter of the alphabet, demonstrate their particular--and sometimes silly--talents and skills.

Little Big Horse

By Dave Horowitz

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Little Big Horse is not very happy when he discovers that his friend Pablo the bull has his missing bicycle, especially when he finds that Pablo has fallen off and the bike is damaged.

Selected Climbs in the Northeast

By Dave Horowitz, S. Peter Lewis

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The Ugly Pumpkin

By Dave Horowitz

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The Ugly Pumpkin

By Dave Horowitz

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Perfect for the changing seasons, this wacky twist on The Ugly Duckling is a great read for Halloween and Thanksgiving.The Ugly Pumpkin has waited all through October for someon...

Honeyky Hanukah

By Dave Horowitz, Woody Guthrie

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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.