Yesterday we wrote about hydrogen-oxygen fuel cells. We imagined how they might turn the energy world around
‘Science’ is a systematic approach for establishing, and testing knowledge about the universal world around us.
Not so long ago we wrote about using magnets, a battery, and copper wire to make a simple train. Today we are going to explain how to turn a battery into a roller toy.
To make a simple electric train not as complicated as the picture, and have endless fun with friends you need three simple things.
Did you ever find yourself without a way to light a campfire? Imagine we are miles from anywhere, and the forest is alive with night sounds.
We can do amazing things with old nine-volt batteries. But, please do first ask an adult to confirm the batteries are flat
Today, we are going to explain how to make a simple compass with a 1.5 Volt battery. You could use these skills to navigate with a map
Magnetism is all around us. We find it in ferro magnetic rocks containing iron.We can also create magnetism using electricity.
An Aluminum-Air battery is a single-use storage device. It manufactures electricity by allowing air to interact with an aluminum sheet via a separator
Grownups sometimes seem to make things more complicated than they need to be. Like using photovoltaic cells to capture sunlight, and turn this into electricity.