George Delucenay Leon Books

Electronics projects for young scientists
Electronics projects for young scientists

By George DeLucenay Leon

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Instructions for a variety of projects illustrating the principles of electronics.

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The Electricity Story
The Electricity Story

By George DeLucenay Leon

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A history of electricity over the past 2500 years, with twenty safe and simple experiments demonstrating some of the most vital discoveries.

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Electricity Story
Electricity Story

By George Delucenay Leon

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Dial 911
Dial 911

By George DeLucenay Leon

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Explorers of the Americas before Columbus
Explorers of the Americas before Columbus

By George DeLucenay Leon

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Examines the voyages of explorers who reached the shores of North America before Columbus. Discusses Eric the Red, Leif Ericsson, the Norse settlements, and ancient visitors to South and Latin Amer...

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Energy forever
Energy forever

By George DeLucenay Leon

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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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