Sally M. Walker Books

Investigating magnetism
Investigating magnetism

By Sally M. Walker

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Investigating Matter
Investigating Matter

By Sally M. Walker

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Investigating Sound
Investigating Sound

By Sally M. Walker

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Caves
Caves

By Sally M. Walker

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Earthquakes
Earthquakes

By Sally M. Walker

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Glaciers
Glaciers

By Sally M. Walker

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Reefs
Reefs

By Sally M. Walker

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Volcanoes
Volcanoes

By Sally M. Walker

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Caves
Caves

By Sally M. Walker

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Frozen Secrets
Frozen Secrets

By Sally M. 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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