Mark Shulman Books

Colorful Illusions

By Mark Shulman, Aki Nurosi

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Attack of the Killer Video Book

By Mark Shulman, Hazlitt Krog

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Thrill rides

By Mark Shulman

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How roller coasters work -- science behind the scare -- types of roller coasters -- history of the roller coaster -- top 10 terrifying thrills on wheels.

That s disgusting

By Mark Shulman

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The contents of this book may make you sick. Or they'll fascinate you. If you don't throw up, you'll learn about the horrible, brain-numbing ways nature can freak you out. What happens when you're...

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.