The present invention provides a brain-wave control system to control a plurality of brain-computer devices. The brain control system includes a plurality of brain-computer devices respectively controlled to perform an action, and a brain-wave control platform providing a first signal and a second signal. The first signal is provided to evoke a first brain wave of a user and the second signal is provided to evoke a second brain wave of the user. The brain-wave control platform is utilized to select a controlled device from the plurality of brain-computer devices by the first brain wave and to control the controlled device by the second brain wave.