The Truth Meter

Science
The Truth Meter

See what happens when someone asks you questions or when you laugh or get surprised. Everyone responds differently. See if you can turn the LED on with your mind. Try it on your friends or adversaries — it’s a great way to get to know someone! We’ve even included a few extra resistors, so you can calibrate the circuit and experiment with different sensitivities or hack it to get GSR data into your Arduino. Fun!

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The Maker Shed is brought to you by Maker Media, the makers of MAKE Magazine, the Maker Faire, and much more.

Launched originally as a source for back issues of MAKE Magazine, the Maker Shed expanded rapidly to meet the demand for 'projects in a box,' otherwise known as kits. Now we have a little bit of everything for makers, crafters, and budding scientists, from Arduinos to sock monkeys to chemistry sets .

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