The circuit is a simple one, and a classic ... The whole circuit is built on top of a battery clip so it can be run straight from the top of a standard 9 volt battery. It’s a circuit you ...

Try building simple circuits with your friends and draw diagrams to match what you build. It looks like our battery has run out of energy. The scientists have found a fix. A spinning bike wheel ...

Whee! So, Greg, that circuit that we made, would that work in real life?Yeah, absolutely. That was actually just a simple version of a circuityou might find in an electric car.A battery ...