Gleisner Books

Germ Theory
Germ Theory

By Gleisner

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Germ Theory
Germ Theory

By Gleisner

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Vaccines
Vaccines

By Gleisner

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Vaccines
Vaccines

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Vaccines
Vaccines

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X Rays
X Rays

By Gleisner

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X Rays
X Rays

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X Rays
X Rays

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Camping in Nature
Camping in Nature

By Gleisner

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Connecting with Water in Nature
Connecting with Water in Nature

By Gleisner

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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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