Ingredients: ubuntu desktop, ethernet cable, projector, keyboard, mouse, USB Bluetooth dongle
Plug in all devices and turn on pc
Open a terminal window
aptitude install gtkwhiteboard
run the gtkwhiteboard application
make sure the wiimotes are turned on
dmesg -check bluetooth
uncheck the option for touchpad mode
calibrate the wiimotes (make sure you touch the IR sensor to the 4 corners of the board)