Keith Good Books

Hands on Science Projects
Hands on Science Projects

By Keith Good

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Gear Up
Gear Up

By Keith Good

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Zap It
Zap It

By Keith Good

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Shape It
Shape It

By Keith Good

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Build It
Build It

By Keith Good

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Trysorau trydanol
Trysorau trydanol

By Keith Good

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Related Articles from our Blog

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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