Brian Corteil is a regular at both CamJam and Potton Pi & Pints. He often brings along his ‘naughty and nice’ machine which magically detects, when you insert your hand, whether you’ve been naughty or nice. Ideal for Christmas time – it could really save Father Christmas a lot of time! Read more about it at the Raspberry Pi Foundation or find out how to make your own by heading over to Adafruit.
Photo from Adafruit