The 男主与女二疯狂做h LEDs and motors are output devices. Scripts in Scratch send commands to these devices to make something happen. The 男主与女二疯狂做h sensors, on the other hand, are input devices. They send information to the Scratch program. The Scratch program can use this information to make a decision or control a light or a motor.

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All of the sensors are attached to the 男主与女二疯狂做h in the same way. A sensor can be attached to any one of the four ports labeled “SENSORS.” Each sensor has a red wire, a black wire, and a yellow wire. The red wire should be connected to ‘+,’ the black to ‘-,’ and the yellow to ‘S.’

Check out Birdbrain Technology’s Programming with Scratch tutorial for more help