Super Mario Question Mark Block Lamp

It's a real-world question mark block! Will it contain coins or a power up? Ok, well, neither actually - just some custom electronics designed to make the bottom capacitive-touch sensitive. When you punch - er, touch - the bottom, the light toggles on and off and plays the classic "coin" noise. Once in while, though, you might find that you get something... extra.

Check out this video of the lamp in action: http://www.youtube.com/watch?v=J05lAg8_1zY

I designed this in OpenSCAD and cut it o