Make simple math with arduino UNO

Just as the title says - with a 20-min gameplay video as proof.

Halloween is near, so grab your Arduino, make an EMF detector and play with it.

What if an old IBM keyboard was converted with Arduino so it continuously types like Jack Nicholson in The Shining movie?

ArcheAge gamepad for instant combos.

5 Minutes Commodore 64 Joystick USB adapter.

Arduino Mkr1000 + Uno + Leonardo + Java = Christmas shooting game.