Battery Experiments
Homopolar Motor Using a Rare Earth Magnet
A homopolar electric motor uses direct current between two opposing magnetic poles. We build such…
Battery Experiments
A homopolar electric motor uses direct current between two opposing magnetic poles. We build such…
Battery Experiments
When energy flows from a battery through a device, it triggers a response according to…
Featured
In their third year back, the Hayden Robotics team is unstoppable! We’ve been following the…
Battery Experiments
Aluminum-air batteries have been in the news lately because of exciting research. However, many of…
Battery Basics
If we don’t recycle our batteries they end up in landfills. Cadmium, lead, mercury, nickel,…
Battery Experiments
From time to time, we get a call from a teacher or parent concerning battery…
Battery Experiments
Energy is such a huge topic we scarcely know where to start today. We believe…
Battery Experiments
Magnetic levitation uses magnetism to suspend an object in the air. It counters gravity and…
Battery Experiments
An electric motor reduced to its essentials is a machine that turns energy into rotating…
Battery Experiments
We have a supercool experiment for your next science class, and this one is bound…