Hazardous Gas Monitor

Build a portable gas monitor to check for dangerous levels of hazardous gases in your home, community, or on the go and prevent your friends from lighting a cigarette during  a gasoline fight.* This tutorial shows you how to build a… Read more

Using an Oscilloscope!

Visualize all those mysterious electronic signals with an oscilloscope! Learn how to build and use a super simple $30 oscilloscope perfect for electronics hobbyist applications. It’s also a great way to get started using some of the fancier oscilloscopes! Reading… Read more

Sound Reactive EL Wire Costume

Bring science fiction to life with a personalized light-up outfit! EL wire is a delightfully futuristic-looking luminescent wire that has the added benefit of staying cool, making it ideal for wearable projects. Combining sensors and a microcontroller with EL wire… Read more