PURPOSE: A magic mirror is provided to improve a learning effect by improving activity of a brain. CONSTITUTION: A voice input part(11) senses voice and changes it into an electric voice signal. A voice recognizer(17) detects a voice source of the voice signal and recognizes the voice. A dialogue manager analyzes a response. A voice decoder(19) decodes the voice which is saved in a memory part(12). A voice play part plays the decoded voice. A voice output part outputs the decoded voice. A sparklers video processing part(20) processes video data and outputs a sparklers video in a splay device with mirror. [Reference numerals] (11) Voice input part; (12) Memory part; (13) Control part; (14) Voice play part; (15) Voice output part; (16) Image output part; (17) Voice recognizer; (18) Dialog management; (19) Voice decoder; (20) Sparklers video processing part
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