Press Make and Play again to hear the new tune. The music machine can count 3 beats to a bar or 4 beats to a bar. To add a note choose a colour from the list - the different colours have different sounds. You can move the new note by using the mouse. Use the scroll bars to move along the music stave or change the speed.
Smooth waves sound soft and clear, spiky waves sound rough and fuzzy.
To test you new sound click on Make and Play again to hear the changes.