"Using a device of your choosing (cell phone, wi-Ô¨Å enabled laptop or pda, radio, GPS, etc.) map the Hertzian space of a given frequency domain (wi-Ô¨Å, Bluetooth, cellular, etc.) in a given region (a room, building, city block, neighborhood, or journey through such spaces).
You may wish to use a wi-fi enabled laptop or a PDA running a stumbler or GPS tracking software to get more detailed information about the signals you are receiving.
You may present your results in any medium or format you want..."
For example I will map the wifi like this: