Bob Longe Books

Clever Card Tricks for the Hopelessly Clumsy

By Bob Longe

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The magical math book

By Bob Longe

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Explains how to use well-concealed mathematical principles to perform all kinds of magic tricks.

The Complete book of masonry, cement & brickwork.

By Bob Longe

Average: 0.00, 0 Ratings

Provides step-by-step instructions for forty-one card tricks, in such categories as "Prediction," "Gambling," and "Mind Reading."

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.

Bob Longe Books

World's greatest card tricks

World's best coin tricks

101 amazing card tricks

Clever Card Tricks for the Hopelessly Clumsy

Money Magic Tricks Giggle Fit

Easy magic tricks

Easy magic tricks

The magical math book

The Complete book of masonry, cement & brickwork.

World's best card tricks

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

What is an EAN and How Does it Relate to an ISBN?