Robot system for learning-aids and teacher-assistants

A robot system for providing learning aid and assisting a teacher is provided to offer a self-controlled and creative learning environment, assist a teacher, and express a thought like a human being by having a chat with students while moving in a classroom. A contents server(21) storing various kinds of learning contents, a home PC(24) communicating with a teacher at home through the Internet, and a modem(23) are placed in a remote place. A classroom is equipped with a teacher PC(32) enabling the teacher to control a mobile robot(37) and the projection TV(33), the projection TV outputting various kinds of learning information in video/audio, the LAN(Local Area Network)(31) connecting the contents server and the home PC to the teacher PC and an AP(Access Point) sharing device(34), the AP sharing device, and the mobile robot. The mobile robot assists the teacher by having a chat with students and expressing an opinion while moving in the classroom according to a control signal output from the teacher PC and a remote controller(35). The AP sharing device transmits data between the mobile robot, and the teacher PC, the contents server, and the home PC to the mobile robot through the wireless network.