Introduction -- Thoughts on safety -- Magnetism: Few simple magnet experiments -- Magnetorheological fluids -- Magnetic heat engine -- More about magnets -- Measures used in permanent magnets -- Levitating magnet -- Levitating pyrolytic graphite -- Gauss rifle -- Electromagnetism: Quickie electric motor -- Bigger motor -- Faster motor -- Motor with two coils -- High-voltage motor -- Rotary high-voltage motor -- Simple homemade Van De Graaff generator -- High-voltage ion motor -- Electrochemistry: Plastic hydrogen bomb -- Solar cell you can make in your kitchen -- Flat-panel solar cell -- Radios: Building a simple crystal radio -- Building a radio out of household implements -- Very simple radio with two parts -- Simple radio with two parts -- Simple radio with three parts -- Adding a capacitor (or three) -- Building your own capacitors -- Building your own diodes -- Going further -- Building a radio in 10 minutes -- Building a very simple am voice transmitter -- Building a three-penny radio -- Some fun packaging -- Thermodynamics: Hero's steam engine -- World's simplest steam-powered boat -- Rotary stream engine -- Film can cannon -- Mark II film can cannon -- Bimetal strip heat engine -- Metal that melts in hot water -- Make your own fusible alloy -- Light and optics: Simple laser communicator -- Make your own 3d pictures in minutes -- Make a permanent rainbow -- Solar-powered marshmallow roaster -- Fun with a big lens -- Solar hot dog cooker -- Simple spectroscope -- Polariscope -- Index.
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Step-by-step instructions to building more than 30 fascinating devices are included in this book for workbench warriors and grown-up geeks. Detailed illustrations and diagrams explain how to construct a simple radio with a soldering iron, a few basic circuits, and three shiny pennies. Instructions are included for a rotary steam engine that requires a candle, a soda can, a length of copper tubing, and just 15 minutes. To use optics to roast a hot dog, no electricity or stove is required, just a flexible plastic mirror, a wooden box, a little algebra, and a sunny day. Also included are experiments most science teachers probably never demonstrated, such as magnets that levitate in midair, metals that melt in hot water, a Van de Graaff generator made from a pair of empty soda cans, and lasers that transmit radio signals. Every experiment is followed by an explanation of the applicable physics or chemistry.
OverDrive, Inc.
OverDrive, Inc.
41609FDA-97D9-4EA9-B6C5-37D5422128B7
Gonzo gizmos.
9781556525209
Electronic apparatus and appliances-- Design and construction, Amateurs' manuals.
Science-- Experiments.
Electronic apparatus and appliances-- Design and construction.