Click on the grid to make notes. Click a note to make it disappear. Click the play button to play your song, and press the red square that shows up to stop it. Click "Restart" to reset the grid. Change the instrument using the arrows. (on screen) Change the tempo using the slider. Save your song, and paste the code into the comments. *Tempo does not save into save codes. Or post them here: https://scratch.mit.edu/discuss/topic/626105/?page=1#post-6558297
You can change the tempo and change the instruments!