| 摘要 |
PROBLEM TO BE SOLVED: To enable a user to learn the relations between music and tones while amusing himself by adopting the constitution to play music by affixing note pieces onto the staff notation on a mat sized to allow treading with the feet and treading the note pieces with the feet. SOLUTION: The staff notation 2b is applied atop a sheet 2 and a sheet switch 3 having contact points in the positions corresponding to the lines and spaces of the staff notation 2b is affixed to the rear surface of the sheet 2. The contact points of the sheet switch 3 are connected to a tone production unit 4 via leads 3a. On the other hand, the not pieces stuck with the display parts and temporally stopping means of the notes are prepd. When this is used, a teacher produces a pure tone and student selects the note piece corresponding to this tone and places the note piece at the position of this tone on the staff notation 2b. The tones constituting the desired music are formed on the sheet 2 by repeating such operation. Next, the student is able to play music and to physically learn the relations between the tones and the music if the student successively treads the note pieces on the sheet 2 placed on a floor with the feet. |
