Sandra Markle Books

On the Hunt with Eagles
On the Hunt with Eagles

By Sandra Markle

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On the Hunt with Great White Sharks
On the Hunt with Grizzly Bears
On the Hunt with Lions
On the Hunt with Lions

By Sandra Markle

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On the Hunt with Owls
On the Hunt with Owls

By Sandra Markle

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On the Hunt with Polar Bears
On the Hunt with Wolves
On the Hunt with Wolves

By Sandra Markle

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Case of the Vanishing Honeybees
Wild Inventions
Wild Inventions

By Sandra Markle

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Great Wolf Rescue
Great Wolf Rescue

By Sandra Markle

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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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