Battery Experiments
Make A Battery Microphone With A Matchbox
Most microphones work the same way. They have diaphragms that vibrate when sound strikes them.
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Battery Experiments
Battery Experiments
Simple Electrolysis School Experiment
Yesterday we wrote about hydrogen-oxygen fuel cells. We imagined how they might turn the energy…
Battery Experiments
Power from Zinc and Copper in Action
Alessandro Volta made the world’s first battery in 1791. We don’t know why he piled…
Battery Experiments
Make a Telegraph with a Nine-Volt Battery
Samuel Morse hit on the idea of transmitting coded messages down a wire in 1836.…
Battery Experiments
Monitoring Batteries for a Science Experiment
‘Science’ is a systematic approach for establishing, and testing knowledge about the universal world around…
Battery Experiments
Keeping Electrochemistry Simple… For Today At Least
Electrochemistry is a big topic and not always easy to understand. In simple terms, it…
Battery Experiments
How to Turn a Battery into a Roller Toy
Not so long ago we wrote about using magnets, a battery, and copper wire to…
Battery Experiments
Make a Simple Electric Train with Batteries
To make a simple electric train not as complicated as the picture, and have endless…
Battery Experiments
Electricity Experiment for Kids: Splitting Water
Splitting water sounds as crazy as cutting it with a knife, because it will flow…
Battery Experiments
How to Make a Simple Electric Motor
An electric motor stripped to its essentials is a device a magnetic field causes to…