Good Ear training - Online Ear Training Site. This free ear training site helps you to develop good ears. Exercises: Intervals, Scales, Chords Music students should know how important ear training is for their development. Also experienced professionals still need to stay in shape, especially with this game. Ear training in Intervals, Chords, Scales, Rhythms and Melodies. New Jazz ear training lessons! Two new exercises! On-screen piano, guitar,