Robert Gardner Books

Magic through science

By Robert Gardner

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Magic tricks, many of which use chemicals, others using light and shadows, mental math, or fake ESP.

Magic through science

By Robert Gardner

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Magic tricks, many of which use chemicals, others using light and shadows, mental math, or fake ESP.

Basic lacrosse strategy

By Henry E. Flanagan

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Outlines fundamental lacrosse offensive and defensive strategies and describes maneuvers which develop individual stick skills.

Basic lacrosse strategy

By Henry E. Flanagan

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Outlines fundamental lacrosse offensive and defensive strategies and describes maneuvers which develop individual stick skills.

Space, frontier of the future

By Robert Gardner

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Discusses exploration and research in outer space, the space shuttle and space stations, and man's future in space.

Space, frontier of the future

By Robert Gardner

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Discusses exploration and research in outer space, the space shuttle and space stations, and man's future in space.

This is the way it works

By Robert Gardner

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Explains the mechanisms of such machines as the iron lung, the incandescent light bulb, a zipper, and a roller coaster.

This is the way it works

By Robert Gardner

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Explains the mechanisms of such machines as the iron lung, the incandescent light bulb, a zipper, and a roller coaster.

Experimenting with Water

By Robert Gardner

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Crime lab 101

By Robert Gardner

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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.