Mary Firestone Books

Our Government
Our Government

By Mary Firestone

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Saving Money
Saving Money

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What Is Money
What Is Money

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Clay Materials
Clay Materials

By Mary Firestone

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Glass Materials
Glass Materials

By Mary Firestone

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Rock Materials
Rock Materials

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Rubber Materials
Rubber Materials

By Kevin D. Ott, Mary Firestone

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Learning about Money
Learning about Money

By Mary Firestone

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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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