How To Make A Cheap Arduino Robot

Fan RPM Meter (測量風扇轉速) = Motoduino (Arduino) + CNY70 + 12V FAN

MaKey MaKey - An Invention Kit for Everyone

Arduino

http://sites.google.com/site/lifegogoworkshop/home/ke-cheng-gui-hua


http://www.brokencitylab.org/blog/more-arduino-lcd-php-fun/

http://missionduke.com/arduino-projects/