Electricity is all around us: cars, telephones, computers, lights
-- the modern world runs entirely on electrons. But what are
electrons? How do they behave? How do we control them? This book
will show you how to build a battery, detect static electricity and
construct a basic current meter, all using common items from your
kitchen. Along the way you'll learn about the meaning of "voltage"
and "current", what makes an LED work and the difference... more...