My daughter likes buttons. She's learning letters. I was bored over winter break and had these parts laying around... so I built her a "Button Box" based around an Arduino. Open source, hackable, and ...

Check out the demo video on YouTube: The Arduino stage provides Serial communication with the host through USB and handles inputs (buttons, switches, selectors, rotary encoders) and outputs (LEDs).

I want my button box to host at least one analog joystick for mouse emulation and at least two rotary encoders. All the other elements are momentary or latching switches/buttons/levers. To increase ...