کتاب های نویسنده Richard Hantula

How Do Cell Phones Work? (Science in the Real World)
Published on: 2009
Beginner Entrepreneurship English

Cell phones have changed the way people live, work, and communicate with each other. Since the first handheld phone was …

Communication Signal Technology Electronics Network
How Do Solar Panels Work? (Science in the Real World)
Published on: 2009
Beginner Entrepreneurship English

Solar Energy Photovoltaic Conversion Technology
How Do Hybrid Cars Work? (Science in the Real World)
Published on: 2009
Beginner Entrepreneurship English

Technology Efficiency Motors Fuel Sustainability

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