Christopher Walker Books

Think ahead
Think ahead

By Christopher Walker

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Think ahead
Think ahead

By Christopher Walker

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Think ahead
Think ahead

By Christopher Walker

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What's next ...?
What's next ...?

By Christopher Walker

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What's next ...?
What's next ...?

By Christopher Walker

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The purple fox
The purple fox

By Christopher Walker

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Spelling power.
Spelling power.

By Christopher Walker

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Wordwise.
Wordwise.

By Christopher Walker

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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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