Arduino chip (ATMEGA328P) with an already-programmed bootloader (can rip out of an Arduino board or purchase separately online)

Mint Tin Hero

Mint Tin Hero

A friend at work proposed a friendly competition between a few co-workers: to make something cool out of a Trader Joe’s green tea mint tin. Anything – whatever our creative hearts desired. The prize? Nobody cared – we’d figure that part out later. I thought it would be fun to do something electronic with it – maybe even squeeze an Arduino in there. But it would be tough – the tin was pretty tiny. And it had a clear plastic screen on the cover. I had to figure out what to do with that…