Fastest finger first indicators (FFFIs) bring precision to quiz games, measuring contestants’ reaction times with accuracy.

Building an Arduino speed detector using IR technology to measure the speed of a moving object is much more cost-effective, and it is also very simple to build. All you need are a few basic parts, ...

Raspberry Pis are known for their versatility. And thanks to their general-purpose input/output (GPIO) pins, you can easily ...