Harriet Castor Books

Dinosaurs Next Door
Dinosaurs Next Door

By Harriet Castor

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Incredible Present
Incredible Present

By Harriet Castor

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Starting Chess
Starting Chess

By Harriet Castor

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Fat Puss and Friends
Fat Puss and Friends

By Harriet Castor

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Fat Puss on Wheels
Fat Puss on Wheels

By Harriet Castor, Castor

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Fat Puss and Slimpup
Fat Puss and Slimpup

By Harriet Castor

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Fat Puss and friends
Fat Puss and friends

By Harriet Castor

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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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