SoundNote denotes a musical note. Pitch 0 is middle C:

SoundNote by itself doesn’t make a sound. Put it inside Sound to make a playable note (click the Play button to play the note):

Play the note immediately with EmitSound:

To play a sequence of notes, put the notes in a list (indicated by the curly braces):

This is how the note numbers correspond to piano keys:

Lower notes have negative numbers. Note numbers can range from -60 to 67:

Unless you indicate otherwise, each note is played for 1 second:

To play notes faster or slower, specify the length of the entire sequence in seconds:

Get a random number between 1 and 12. Each time you run the code, a different number is chosen:

Play a random note. Each time you run the code, a different note is played:

Make a list of 8 random notes:

Play 8 random notes for a duration of 2 seconds:

The black keys on the piano form a pentatonic scale:

This chooses a random note from a pentatonic scale:

Play 8 random pentatonic notes:

You can also use note names to specify the notes:

Play 8 random notes from a C-major chord. The C above middle C is called “c5”. Another name for “c” is “c4”:

Play a note with a xylophone sound (the second value, 1, is the note’s duration):

Play a note with a clarinet sound:

Play a note with a xylophone, clarinet or violin sound chosen at random:

Play 8 random notes with random instruments:

Here’s a list of the available instruments: