17.Cursor Pad: to cycle the choices in the main menu or the questions in an activity.
18.Letter keys: to input your answer in
19.Number keys: to input numbers in the related activities.
20.Musical note keys: to input your own melody in Melody Maker activity.
21.Instrument keys: to change the main instrument in the
22.Tempo key: to change the melody tempo in the music- related activities.
