Herbie Brennan Books

Space Quest
Space Quest

By Herbie Brennan

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The Ghosthunter s Handbook
The aliens handbook
The aliens handbook

By Herbie Brennan

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Atlantis and Other Lost Civilizations
Parallel worlds
Parallel worlds

By Herbie Brennan

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The wizard s apprentice
The wizard s apprentice

By Herbie Brennan

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A look at the basics of making magic yourself, with a look at historical magic tricks and customs from a practical point of view.

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The Greatest Genius on Earth Literary Land
Why Do Cats Purr Literacy Land
How to Remember Absolutely Everything Literary Land
Dr Jenner and the Cowpox Literary Land

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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.

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