1. Click or tap the New Key button to establish a new key/tonic.
2. Hit New Degree to play a note found in the key you are currently in.
3. Select which scale degree you think the note is.
4. Hit the Check button to see if you got the right answer.
5. Hit New Degree again to get another note in the same scale or hit New Key to try another key/tonic.
At anytime you may hit Replay Key or Replay Degree to help yourself out.
In Continuous Mode, a new degree immediately plays after the Check button is hit.
In Timed Mode you have a limited amount of time to answer.
The difficulty modes change the range of notes selected and the amount of time given in Timed Mode.